n. 1.向上的趋势;向上摆动。 2.【音乐】弱拍;(指挥棒)向上挥舞(以示弱拍)。 adj. 活泼的;愉快的,高兴的,乐观的。
an unaccented beat (especially the last beat of a measure) 同义词:offbeat,
a contented state of being happy and healthy and prosperous; "the town was finally on the upbeat after our recent troubles" 同义词:wellbeing, well-being, welfare, eudaemonia, eudaimonia,