warm up
US /wɔːrm ˈʌp/
UK /wɔːrm ˈʌp/

1.
2.
活躍起來, 產生興趣
to become more friendly, lively, or enthusiastic
:
•
The crowd started to warm up as the band played their favorite songs.
樂隊演奏他們最喜歡的歌曲時,人群開始活躍起來。
•
It took him a while to warm up to the idea of moving.
他花了一段時間才對搬家的想法產生興趣。