"Colander", the standardized second grade character in modern Chinese, pronounced as pǒ in Mandarin, first appeared in the era of the small seal script of the Qin Dynasty, and belongs to the form-sound character in the six books. The basic meaning of "colander" is an implement made of willow or gabion, with shallow help, round or rectangular, such as colander; the derived meaning is a basket made of willow or gabion, such as colander basket.