| 释义 |
●be up to sb1. be sb’s right to decide 由某人决定◆Shall we have an Indian or a Chinese meal? It’s up to you.
我们是吃印度菜还是吃中餐呢？你说吧。◆The decision’s not up to me.
我无权决定。2. be sb’s responsibility or duty 是某人的职责（或责任）◆It’s up to us to help people in need.
我们有义务帮助有困难的人。 |