
up with拿起,举起;拥护;
up in精通;
up and down上上下下;到处;前前后后;来来往往;
up on熟悉;精通;
up until一直到…为止;
pick up拾起;
tie up捆紧
up and coming 前途大有希望的 ,精力充沛的;精明能干的;
up and doing敏捷;忙碌;活泼;
up stage舞台上的显要位置;
get it up one\'s nose发怒,入迷;
laugh up one\'s sleeve窃笑;
run up沿…跑;
walk up沿着…走