尺短寸长chǐ duǎn cùn cháng《楚辞·卜居》: ‘尺有所短,寸有所长。’由于应用的地方不同,一尺也有显着短的时候,一寸也有显着长的时候。{The Elegies of Chu·Divination: On different occasions, a chi may appear short while a cun may appear long;}〈比喻fig.〉人或事物各有各的长处和短处。{(of things or people) with both strength and weakness}