warm(sb/sth)up
—phrasal verbwithwarmverb[IorT]uk/wɔːm/us/wɔːrm/
tobecomewarmeror to make someone or somethingwarmer
变热；（使）暖和；加热
Thehousesoonwarmsup with theheatingon.暖气一开，屋子里很快就暖和起来了。
I'll justwarmup theenginewhile you're gettingyourcoatson.你们穿上大衣，我去预热一下发动机。