gain
英 [geɪn]
美[ɡen]
	    - n. 增加;利润;收获
 - vt. 获得;增加;赚到
 - vi. 增加;获利
 - n. (Gain)人名;(英、匈、法)盖恩
 
英英释意
- 1. a quantity that is added;
 - "there was an addition to property taxes this year"
 - "they recorded the cattle's gain in weight over a period of weeks"
 
- 2. the advantageous quality of being beneficial
 
- 3. the amount of increase in signal power or voltage or current expressed as the ratio of output to input
 
- 4. the amount by which the revenue of a business exceeds its cost of operating