基本解釋adj.第二十的;二十分之一的n.二十分之一;(某月的)二十日num.第二十=twentieth同根派生 20th相關(guān)詞英漢例句用作形容詞 (adj.)There was very little evidence of economic gloom here at the 20th annual Supercomputing conference.在今年擧行的第二十屆年會(huì)上,基本上看不出什麼經(jīng)濟(jì)低迷的跡象。By the 20th day after mating, almost all the treated ewes had lost their embryos, but none of the controls had.到第二十天時(shí),幾乎所有經(jīng)過(guò)処理的羊都失掉了它們的胚胎,而那些有嗎啡寡聚核苷酸抑制的母羊則沒(méi)有。20th更多例句