音標(biāo)發(fā)音英式音標(biāo) [,?s?'te?n??s??te?n]美式音標(biāo) [??s.??te?n]國際音標(biāo) [,?s?'tein]英式發(fā)音 美式發(fā)音 基本解釋vt.確定；查明；探知詞根記憶as + cert(搞清) + ain→弄清，查明as + cert(確定) + ain→弄清，查明；確定同根派生ascertainascertain相關(guān)詞用法辨析v. (動(dòng)詞)ascertain的基本意思是“發(fā)現(xiàn)前所未知的事物”。通常指意識(shí)到了自己的無知之後通過有意識(shí)的努力來弄清真相或找出事實(shí)。 ascertain是及物動(dòng)詞,接truth, fact等名詞或名詞從句作賓語,可用於被動(dòng)結(jié)搆。 ascertain使用方法ascertain詳細(xì)辨析英漢例句用作動(dòng)詞 (v.)用作及物動(dòng)詞: S+～+ n./pron.I'm going to ascertain the truth.我要查明真相。S+～+that-clauseI ascertained that he was dead.我確定他死了。S+～+wh-clauseI want to ascertain what time the train arrives, so that I may get to the station in time to meet my friend.我查清火車到達(dá)的時(shí)間,以便我準(zhǔn)時(shí)到火車站去接我的朋友。ascertain更多例句詞組短語用作動(dòng)詞 (v.)～+副詞ascertain accurately 準(zhǔn)確地查明ascertain dimly 不是很確定ascertain distinctly 清楚地查明ascertain instantaneously 即刻弄清ascertain unhesitatingly 毫不遲疑地確定ascertain更多詞組英英字典劍橋英英字典 to discover something柯林斯英英字典 If you ascertain the truth about something, you find out what it is, especially by making a deliberate effort to do so. ascertain劍橋字典ascertain柯林斯字典專業(yè)釋義經(jīng)濟(jì)學(xué)確定Because the influence of technology progress on the labor supply is ascertain, the employment level is decided by labor demand.由於技術(shù)進(jìn)步對勞動(dòng)供給具有確定性的增加傚應(yīng),所以,技術(shù)進(jìn)步對就業(yè)水平的作用決定於其對勞動(dòng)需求的不確定性影響。法學(xué)查明