同根派生 crack up相關(guān)詞英漢例句用作及物動(dòng)詞 (vt.)The surface gloss had begun to crack.表面的光彩已經(jīng)開(kāi)始衰退了。Many small businesses smashed up during the slump.許多小企業(yè)在經(jīng)濟(jì)衰退時(shí)破了產(chǎn)。crack up更多例句