常見(jiàn)例句This non sequitur invalidates his argument. 他不根據(jù)前提推理因而論証無(wú)傚。Patience is a sine qua non for a good teacher. 做個(gè)優(yōu)秀教師必不可少的條件是要有耐心。The diplomat was declared persona non grata. 這位外交家被宣佈爲(wèi)不受歡迎的使節(jié)。The cake on analysis was found to contain traces of toxin. 經(jīng)分析發(fā)現(xiàn)蛋糕裡含有微量的毒素。A toxin that damages or destroys nerve tissue. 神經(jīng)毒素?fù)p害或破壞神經(jīng)組織的毒素He is declared personal non grata and forced to leave the country. 他被宣佈爲(wèi)不受歡迎的人而被迫離開(kāi)該國(guó)。 返回 non-toxin