n. an unaccented beat (especially the last beat of a measure)
n. 弱拍, 上升, 兴旺
a. 上升的, 乐观的
1. She always has an upbeat attitude, which makes everyone feel happy.
她总是保持乐观的态度，这让每个人都感到快乐。
2. The music at the party was very upbeat and got everyone dancing.
派对上的音乐非常欢快，让每个人都跳起舞来。
3. Despite the challenges, he remained upbeat about the future.
尽管面临挑战，他仍对未来保持乐观。