| 单词 | flutter |
| 释义 | flutter —flutterer, n. —flutteringly, adv. /flut"euhr/, v.i. 1. to wave, flap, or toss about: Banners fluttered in the breeze. 2. to flap the wings rapidly; fly with flapping movements. 3. to move in quick, irregular motions; vibrate. 4. to beat rapidly, as the heart. 5. to be tremulous or agitated. 6. to go with irregular motions or aimless course: to flutter back and forth. v.t. 7. to cause to flutter; vibrate; agitate. 8. to throw into nervous or tremulous excitement; cause mental agitation; confuse. n. 9. a fluttering movement: He made little nervous flutters with his hands. 10. a state of nervous excitement or mental agitation: a flutter of anticipation. 11. See flutter kick. 12. Audio. a variation in pitch resulting from rapid fluctuations in the speed of a recording. Cf. wow2 (def. 1). 13. Chiefly Brit. a small wager or speculative investment. [bef. 1000; ME floteren, OE floterian, freq. of flotian to FLOAT] Syn. 2. See fly1. 10. flurry, twitter, stir, dither. |
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