frass

英式音标：frass怎么读

美式音标：frass怎么读

frass词义

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n. 幼虫的粪便；蛀屑


frass英文词源

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