Phrasal Verbs

1. give in
   - to finally agree to what someone wants, after refusing for a period of time. （先是拒绝，后来）勉强同意，让步。

• He nagged me so much for a new bike that eventually I gave in。

他没完没了地缠着我要一辆新自行车，我最后只好答应了。 

• The government cannot be seen as giving in to terrorists' demands。

政府是不会让步答应恐怖分子的要求的。