| 单词 | speed |
| 释义 | speed (spiːd ) Word forms: speeds , speeding , sped , speeded language note: The form of the past tense and past participle is sped in meaning [sense 5] but speeded for the phrasal verb. 1. variable noun B1 The speed of something is the rate at which it moves or travels. He drove off at high speed. With this type of camera, the shutter speed is fixed. An electrical pulse in a wire travels close to the speed of light. Wind speeds reached force five. Synonyms: rate, pace, momentum, tempo 2. countable noun B1 The speed of something is the rate at which it happens or is done. In the late 1850s the speed of technological change quickened. Each learner can proceed at his own speed. 3. uncountable noun B2 Speed is very fast movement or travel. Speed is the essential ingredient of all athletics. He put on a burst of speed. The car is quite noisy at speed. Synonyms: velocity, swiftness, acceleration, precipitation 4. uncountable noun B1 Speed is a very fast rate at which something happens or is done. I was amazed at his speed of working. [+ of] ...the sheer speed of the unification process. [+ of] Synonyms: swiftness, rush, hurry, expedition 5. verb If you speed somewhere, you move or travel there quickly, usually in a vehicle. Cars continue to speed through our beautiful village. [VERB preposition/adverb] The engine noise rises only slightly as I speed along. [VERB preposition/adverb] Synonyms: race, rush, hurry, zoom 6. verb [usually cont] Someone who is speeding is driving a vehicle faster than the legal speed limit. This man was not qualified to drive and was speeding. [VERB] Synonyms: exceed the speed limit, drive too fast, break the speed limit speeding uncountable noun He was fined for speeding last year. 7. uncountable noun Speed is an illegal drug such as amphetamine which some people take to increase their energy and excitement. [informal] 8. See also -speed 9. pick up speed 10. up to speed phrase If you are up to speed, you have all the most recent information that you need about something. A day has been set aside to bring all councillors up to speed on the proposal. Those in charge deluded themselves they were up to speed. Phrasal verbs: speed up 1. phrasal verb B2 When something speeds up or when you speed it up, it moves or travels faster. You notice that your breathing has speeded up a bit. [VERB PARTICLE] He pushed a lever that speeded up the car. [VERB PARTICLE noun] 2. phrasal verb B2 When a process or activity speeds up or when something speeds it up, it happens at a faster rate. Job losses are speeding up. [VERB PARTICLE] I had already taken steps to speed up a solution to the problem. [VERB PARTICLE noun] I kept praying that the DJ would speed the music up. [VERB noun PARTICLE] -speed (-spiːd ) combining form -speed is used after numbers to form adjectives that indicate that a bicycle or car has a particular number of gears. ...a 10-speed bicycle. Idioms: bring someone up to speed to give someone all the latest information about something I guess I should bring you up to speed on what's happened since I came to see you yesterday. Easy Learning Idioms Dictionary. Copyright © HarperCollins Publishers bring something up to speed to make something reach its highest level of efficiency The fear is that the system will not be cheap to bring up to speed. Easy Learning Idioms Dictionary. Copyright © HarperCollins Publishers Collocations: excessive speed This would reduce accidents across the board, which the current regime against excessive speed is woefully failing to do. Times, Sunday Times (2008) It is not excessive speed which causes the accident, it is the frantic approach to driving resulting from impatience. Times, Sunday Times (2007) I do not need to be reminded of the results of excessive speed. The Sun (2009) Faster speeds and a more reliable service are essential if Britain is to forge a digital economy capable of being a world leader. Times, Sunday Times (2016) At the faster speeds, the gap between the two shutter curtains gets narrower each time. Photographers Handbook (1993) The faster download speeds allow the antenna to deliver a stable data stream to anyone in the vehicle. Times, Sunday Times (2012) At first, only the man appeared with some workmen to erect the fence, which was set up with incredible speed and efficiency. Modern Literatures of the Non-Western World: Where the Waters Are Born (1995) Thoughts passed at incredible speed, while bodily sensation was blotted out. A BOOK OF LANDS AND PEOPLES (2003) The internet is changing the way we live with incredible speed. Times, Sunday Times (2013) What I need to do is keep my running stride at maximum speed. Times, Sunday Times (2010) We're now at maximum speed and the end of the runway is approaching fast. Times, Sunday Times (2008) Its maximum speed was one knot. Times, Sunday Times (2008) Then came that night when she won the 400 metres through sheer blinding speed. Times, Sunday Times (2010) My eyes and brain couldn't comprehend the sheer speed. The Sun (2014) Sheer speed was not the answer to the problem. Times, Sunday Times (2011) These are real pictures, using a slow shutter speed. The Sun (2015) These involve running at a slower speed in a very correct style to improve your muscle memory for this posture. Times, Sunday Times (2008) Used for firing the shutter without the risk of vibration at slow speeds caused by moving the camera. Collins Complete Guide to Photography (1993) He now has to do it at supersonic speed this week. Times, Sunday Times Others will learn about it with supersonic speed, leaving you to rebuild their broken trust. Times, Sunday Times Spend the first part of the year getting comfortable, before passion hits supersonic speed. The Sun Anyway, apart from the cunning reduction in scale and weight, the engine uses a small assisting turbo-charger that spins at supersonic speed and makes its presence felt almost imperceptibly. Times, Sunday Times Jet turbines or rockets would initially propel the vehicle to supersonic speed. Retrieved from Wikipedia CC BY-SA 3.0 The winds were strong and the boards glided at a surprising speed along the rippling surface. Times, Sunday Times Yet it soon goes from amusing to wearying with surprising speed. Times, Sunday Times Soon we are catching waves and enjoying travelling with surprising speed into the beach. Times, Sunday Times With surprising speed a vast underclass has come into being that lives a shadowy existence in a twilight world; invisible and yet in our very midst. Times, Sunday Times They can move with surprising speed in the water and on land. Retrieved from Wikipedia CC BY-SA 3.0 The engine's swept volume was limited to 10cc and it was to drive a 14- inch diameter propeller giving a top speed of 43mph. Times, Sunday Times (2011) The single-seater concept car would accelerate from 0 to 60mph in less than three seconds and have a top speed of more than 200mph. Times, Sunday Times (2016) Its top speed is 17.0 knots and, with a cruising range of 21,120 nautical miles, it can sail for 140 days without needing to dock. Times, Sunday Times (2018) And that top speed is the attraction to safety-conscious parents. The Sun (2013) We reach 143 km/h on one long stretch with possible top speed of 160 km/h. canada.com (2008) The move would automatically cut traffic speed without the need for cameras, they say. Times, Sunday Times This newspaper told the panel that the two changes most likely to increase cycling were separate cycle lanes and lower traffic speed on streets without them. Times, Sunday Times We are removing the areas in the middle of the road where pedestrians wait in an island and imposing traffic speed limits of 20 mph. Times, Sunday Times Streams of oncoming traffic speed past the car as he glares at the screen. The Sun It includes traffic cameras, changeable message signs, ramp meters, and a traffic speed sensor system. Retrieved from Wikipedia CC BY-SA 3.0 A train sped by - the overnight train from London, heading north. THREE KINDS OF KISSING - SCOTTISH SHORT STORIES A blur of faces, as seen through the window of a train speeding past a crowded platform. CHAMELEON (2002) Suddenly, we saw these deer approaching at tremendous speed. Times, Sunday Times Better still, the classy direct-drive motor (as opposed to belt-driven) provides tremendous speed stability and near-instant start-up or speed changes. Times, Sunday Times Hold on to your eyeballs as you're catapulted at tremendous speed, hurtling from zero to 62mph in just 2.5 seconds. The Sun He created the distinctive red and yellow costume of the superhero and cleverly illustrated the blurring movements in his wake to indicate his tremendous speed. Times, Sunday Times He also had tremendous speed over a short distance and the ability to see gaps in an opponents' defence. Times, Sunday Times Ministers should roll out variable speed limits across the motorway network, they said. Times, Sunday Times It also sets the variable speed limits that force motorists to drive as slowly as 40mph on so-called smart motorways. Times, Sunday Times A collage of baffling signs nailed to the bricole proclaims one-way systems, variable speed limits and width restrictions. Times, Sunday Times Almost 200 miles of motorway are designated as 'smart', with variable speed limits depending on the conditions. Times, Sunday Times Features include auto tracking, variable speed slow-motion, playback (for use as a normal video player) and rewind plus soft-touch backlit buttons. Times, Sunday Times The outdoor array measures temperature, humidity, atmospheric pressure, rainfall (with self-emptying rain gauge), wind speed and direction, over a claimed broadcast range of 490ft. Times, Sunday Times (2008) He crossed the few feet to the bank of instruments and read off the wind speed. LET NOT THE DEEP (2004) This meant sailing at 20-25 knots, three times the wind speed. Times, Sunday Times (2010) In addition, the frequence of wind speed and wind direction were shown every ten days and tabulated separately. 1963, 'STATISTIC OF WEATHER IN THE ANTARCTIC OCEAN', Antarctic Record Systematic variations in meteorology are applied to mixing height, air temperature, specific humidity and wind speed. 2004, 'Effects of various meteorological conditions and spatial emissionresolutions on the ozone concentration and ROG/NO<sub>x</sub> limitationin the Milan area (I)', Atmospheric Chemistry and Physics Translations: Chinese: 速度, 迅速疾驰通常指乘车 Japanese: 速さ, 疾走する |
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