| 释义 | 
		- n.向上的趋势;向上摆动;【乐】弱拍;(指挥棒)向上挥舞(以示弱拍)
 - adj.乐观的;快乐的;积极向上的
 - 网络上升;愉快的;兴旺
 
 adj. optimistic,cheerful,positive,buoyant,bubbly 1.  | 乐观的;快乐的;积极向上的positive and enthusiastic; making you feel that the future will be good  |  
  | The tone of the speech was upbeat. 这次讲话的语气颇为乐观。  |   | The meeting ended on an upbeat note. 会议在乐观的气氛中结束。  |  
 n.  | 1. an increase in happiness, prosperity, or favorable activity 2. an unaccented beat in music, especially one that ends a bar 3. the upward movement of a conductor's baton that indicates an upbeat  |  adj.  | 1. full of optimism or cheerfulness 2. happy and positive because you are confident that you will get what you want  |  
  |