背单词就上外语单词网

英语单词英文缩写英语短语

外语单词网英语单词frass的中文意思

frass

[fræs]

n. 幼虫的粪便；蛀屑

英文词源

frass (n.): insect excrement, 1854, from German frasz, from root of fressen "to devour, to eat as a beast does" (see fret (v.)).

推荐单词