名詞 warm up:

1. exercising in preparation for strenuous activity
   同義詞：warm-up, tune-up, prolusion

動詞 warm up:

1. run until the normal working temperature is reached
2. become more friendly or open
3. get warm or warmer
   同義詞：warm
4. cause to do preliminary exercises so as to stretch the muscles
5. make one's body limber or suppler by stretching, as if to prepare for strenuous physical activity
   同義詞：limber up, loosen up

1. No matter how hard he tried, he just couldn't warm up to that proposal.
   無論他怎樣努力，還是對那項計劃熱心不起來。
2. The party has begun to warm up. They warmed up the party.
   晚會開得很熱鬧，他們使晚會熱鬧起來。
3. Please warm up this milk over the stove.
   請把這杯牛奶放在爐子上熱一熱。
4. The comedian told a few jokes to get his audience warmed up.
   這位喜劇演員講了幾個笑話，使觀眾活躍起來。