| 单词 | sound |
| 释义 | sound 1. n. & v. --n 1. a sensation caused in the ear by the vibration of the surrounding air or other medium. 2. a vibrations causing this sensation. b similar vibrations whether audible or not. 3. what is or may be heard. 4. an idea or impression conveyed by words (don't like the sound of that). 5. mere words (sound and fury). 6. (in full musical sound) sound produced by continuous and regular vibrations (opp. NOISE n. 3). 7. any of a series of articulate utterances (vowel and consonant sounds). 8. music, speech, etc., accompanying a film or other visual presentation. 9. (often attrib.) broadcasting by radio as distinct from television. --v 1. intr. & tr. emit or cause to emit sound. 2. tr. utter or pronounce (sound a note of alarm). 3. intr. convey an impression when heard (you sound worried). 4. tr. give an audible signal for (an alarm etc.). 5. tr. test (the lungs etc.) by noting the sound produced. 6. tr. cause to resound; make known (sound their praises). Phrases and idioms sound barrier the high resistance of air to objects moving at speeds near that of sound. sound effect a sound other than speech or music made artificially for use in a play, film, etc. sound engineer an engineer dealing with acoustics etc. sound-hole an aperture in the belly of some stringed instruments. sound off talk loudly or express one's opinions forcefully. sound-post a small prop between the belly and back of some stringed instruments. sound shift see SHIFT n. 6. sound spectrograph an instrument for analysing sound into its frequency components. sound wave a wave of compression and rarefaction, by which sound is propagated in an elastic medium, e.g. air. Derivatives soundless adj. soundlessly adv. soundlessness n. Etymology: ME f. AF soun, OF son (n.), AF suner, OF soner (v.) f. L sonus 2. adj. & adv. --adj 1. healthy; not diseased or injured. 2. (of an opinion or policy etc.) correct, orthodox, well-founded, judicious. 3. financially secure (a sound investment). 4. undisturbed (a sound sleeper). 5. severe, hard (a sound blow). --adv soundly (sound asleep). Derivatives soundly adv. soundness n. Etymology: ME sund, isund f. OE gesund f. WG 3. v. & n. --vtr. & intr. 1. tr. test the depth or quality of the bottom of (the sea or a river etc.). 2. tr. (often foll. by out) inquire (esp. cautiously or discreetly) into the opinions or feelings of (a person). 3. tr. find the depth of water in (a ship's hold). 4. tr. get records of temperature, humidity, pressure, etc. from (the upper atmosphere). 5. tr. examine (a person's bladder etc.) with a probe. 6. intr. (of a whale or fish) dive to the bottom. --n a surgeon's probe. Derivatives sounder n. Etymology: ME f. OF sonder ult. f. L SUB- + unda wave 4. n. 1. a a narrow passage of water connecting two seas or a sea with a lake etc. b an arm of the sea. 2. a fish's swim-bladder. Etymology: OE sund, = ON sund swimming, strait, f. Gmc (as SWIM) |
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