短語詞組短語be tied up to 與be made up to 由……組成;由……形成be open up to 對某人開放be not up to 勝任Be gearing up to 正在加緊處理be bound up to 與…有關(guān)系be brought up to do 從小就be not up to much 翻譯;不是怎樣了不起的東西be wake up to sth 解說……的起因 返回 be up to