| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024rock•et1 /ˈrɑkɪt/USA pronunciation n. [countable]- Rocketrya tubelike device containing material that burns rapidly and propels the tube through the air:The rockets were fired off the plane's wings.
- Rocketrya space capsule or vehicle put into orbit by such a device:The rocket was launched at noon.
v. - Rocketry to move by a rocket:[~ + object]The capsule was rocketed into space.
- to move like a rocket:[no object]The plane rocketed ahead.
WordReference Random House Unabridged Dictionary of American English © 2024rock•et1 (rok′it),USA pronunciation n. - Rocketryany of various simple or complex tubelike devices containing combustibles that on being ignited liberate gases whose action propels the tube through the air: used for pyrotechnic effect, signaling, carrying a lifeline, hurling explosives at an enemy, putting a space vehicle into orbit, etc.
- Rocketrya space capsule or vehicle put into orbit by such devices.
- RocketrySee rocket engine.
v.t. - Rocketryto move or transport by means of a rocket.
- Rocketryto attack with rockets.
v.i. - to move like a rocket.
- Birds(of game birds) to fly straight up rapidly when flushed.
- Gothic *rukka
- Italian rocchetta, diminutive of rocca distaff (with reference to its shape)
- 1605–15
- Plant Biologyany of various plants belonging to the genus Hesperis, of the mustard family, and related genera. Cf. dame's rocket.
- Plant BiologyAlso called rocket salad, roquette. arugula.
- Plant Biologya noxious weed, Barbarea vulgaris, of the U.S., having lobed leaves and clusters of small, yellow flowers.
- Italian ruchetta Latin ērūca kind of herb
- French roquette
- 1520–30
Collins Concise English Dictionary © HarperCollins Publishers:: rocket /ˈrɒkɪt/ n - a self-propelling device, esp a cylinder containing a mixture of solid explosives, used as a firework, distress signal, line carrier, etc
- any vehicle propelled by a rocket engine, esp one used to carry a warhead, spacecraft, etc
- (as modifier): rocket propulsion, rocket launcher
- Brit NZ informal a severe reprimand (esp in the phrase get a rocket)
vb ( -ets, -eting, -eted)- (transitive) to propel (a missile, spacecraft, etc) by means of a rocket
- (intr; followed by off, away, etc) to move off at high speed
- (intransitive) to rise rapidly: he rocketed to the top
Etymology: 17th Century: from Old French roquette, from Italian rochetto a little distaff, from rocca distaff, of Germanic origin rocket /ˈrɒkɪt/ n - Also called: arugula a Mediterranean plant, Eruca sativa, having yellowish-white flowers and leaves used as a salad: family Brassicaceae (crucifers)
- any of several plants of the related genus Sisymbrium, esp S. irio (London rocket), which grow on waste ground and have pale yellow flowers
- yellow rocket ⇒ any of several yellow-flowered plants of the related genus Barbarea, esp B. vulgaris
See also wall rocketEtymology: 16th Century: from French roquette, from Italian rochetta, from Latin ērūca a caterpillar, hairy plant |