adverb
on offer for sth 供… ◆ The house is up for sale. 此房待售。
being considered for sth 被考虑作 ◆ All the directors will be up for re-election next year. 全部董事将於明年重新选举。
as far as a particular number, level, etc. 多达 ◆ The Human Resources Manager spends up to half her time interviewing. 人力资源经理花费她一半的时间用於面试。
( up until sth )not further or later than sth 直到 ◆ Up to now everything's been running smoothly. 到现在为止，一切顺利。
as high or as good as sth 达到；符合 ◆ The production quality is not up to our usual standards. 生产质量未达到我们的通常标准。