气色: complexion; colour; tinct 短语和例子气色不好 look pale [blue; yellow]; not to look well; be off colour; 气色很好 have a rosy complexion; have a good colour; in good looks; look very well; 你的气色好多了。 you
气色不佳: not to look oneself; be [look] blue [green; white; yellow] about the gills