up in [口]精通
up and down 上上下下;到處;前前後後;來來往往
up on 熟悉;精通
up until 壹直到…為止
up and coming ◎前途大有希望的 ◎精力充沛的;精明能幹的
up and doing 敏捷;忙碌;活潑
up stage 舞臺上的顯要位置
make up .be made up of ,use up .cut up ,eat up ,turn up ,
up in [口]精通
up and down 上上下下;到處;前前後後;來來往往
up on 熟悉;精通
up until 壹直到…為止
up and coming ◎前途大有希望的 ◎精力充沛的;精明能幹的
up and doing 敏捷;忙碌;活潑
up stage 舞臺上的顯要位置
make up .be made up of ,use up .cut up ,eat up ,turn up ,