非導(dǎo)函數(shù)

This non sequitur invalidates his argument. 他不根據(jù)前提推理因而論證無效。

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)。

He is declared personal non grata and forced to leave the country. 他被宣布為不受歡迎的人而被迫離開該國。

An organic derivative, such as coal or petroleum. 有機衍生物一種有機衍生物，如煤或石油

I had had a few beers and was completely non compos mentis. 我喝了些啤酒就頭昏腦脹了。