single
英 ['sɪŋg(ə)l]
美['sɪŋɡl]
	    - adj. 单一的;单身的;单程的
 - n. 一个;单打;单程票
 - vt. 选出
 - vi. 击出一垒安打
 
英英释意
- 1. a base hit on which the batter stops safely at first base
 
- 2. the smallest whole number or a numeral representing this number;
 - "he has the one but will need a two and three to go with it"
 - "they had lunch at one"