常見例句This non sequitur invalidates his argument. 他不根據(jù)前提推理因而論證無效。Fidelity to engagement is a virtue. 信守諾言是一種美德。Their engagement was announced in the papers. 他們訂婚的消息登報了。Their engagement was announced in the local paper. 他們訂婚的消息已登在當?shù)貓蠹埳稀?/li>Patience is a sine qua non for a good teacher. 做個優(yōu)秀教師必不可少的條件是要有耐心。The diplomat was declared persona non grata. 這位外交家被宣布為不受歡迎的使節(jié)。 返回 non-engagement