non-retentive

非持水性的

This non sequitur invalidates his argument. 他不根据前提推理因而论证无效。

non retentive material 软磁性材料

Patience is a sine qua non for a good teacher. 做个优秀教师必不可少的条件是要有耐心。

The diplomat was declared persona non grata. 这位外交家被宣布为不受欢迎的使节。

non retentive alloy 软磁性合金

He is declared personal non grata and forced to leave the country. 他被宣布为不受欢迎的人而被迫离开该国。