warm up
US /wɔːrm ˈʌp/
UK /wɔːrm ˈʌp/

短语动词
1.
2.
活跃起来, 产生兴趣
to become more friendly, lively, or enthusiastic
示例:
•
The crowd started to warm up as the band played their favorite songs.
乐队演奏他们最喜欢的歌曲时,人群开始活跃起来。
•
It took him a while to warm up to the idea of moving.
他花了一段时间才对搬家的想法产生兴趣。
在 Lingoland 学习这个单词