非持水性的

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

non retentive material 軟磁性材料

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. 這位外交家被宣布為不受歡迎的使節(jié)。

non retentive alloy 軟磁性合金

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。