非科学
He dedicated his life to science. 他毕生致力于科学事业。
Language teaching is both a science and art. 语文教学既是一门科学又是一种艺术。
This non sequitur invalidates his argument. 他不根据前提推理因而论证无效。
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。
It is difficult to express it in terms of science. 要用科学的字眼来表达它是很困难的。
The diplomat was declared persona non grata. 这位外交家被宣布为不受欢迎的使节。
