look up

柯林斯词典

look up (looking,looked,looks)

1. PHRASAL VERB If you look up a fact or a piece of information, you find it out by looking in something such as a reference book or a list. 查閲
I looked your address up in the personnel file. 我從人事档案裡查到了你的地址。
2. PHRASAL VERB If you look someone up, you visit them after not having seen them for a long time. (久別後) 拜訪
I'll try to look him up, ask him a few questions. 我想要去拜訪他，問他幾個問題。