double
英 ['dʌb(ə)l]
美['dʌbl]
	    - n. 两倍;双精度型
 - adj. 双重的;两倍的
 - vi. 加倍,加倍努力;快步走
 - vt. 使加倍
 - adv. 双重地;两倍地;弓身地
 - n. (Double)人名;(法)杜布勒;(英)道布尔
 
英英释意
- 1. a base hit on which the batter stops safely at second base;
 - "he hit a double to deep centerfield"
 
- 2. a stand-in for movie stars to perform dangerous stunts;
 - "his first job in Hollywood was as a double for Clark Gable"
 
- 3. someone who closely resembles a famous person (especially an actor);
 - "he could be Gingrich's double"
 - "she's the very image of her mother"
 
- 4. a quantity that is twice as great as another;
 - "36 is the double of 18"
 
- 5. raising the stakes in a card game by a factor of 2;
 - "I decided his double was a bluff"