non natural

常見例句

Keywords mutation breeding;non natural environment;penicillium sp;
青黴菌;非自然環(huán)境;誘變育種;
This non sequitur invalidates his argument.
他不根據(jù)前提推理因而論証無(wú)傚。
It is natural for a cat to catch mice.
貓捉老鼠是本能。
It's natural to slack2 off towards the end of a hard day's work.
一天緊張工作快結(jié)束的時(shí)候有些放松是自然的。
Many natural materials are becoming scarce.
許多天然原料越來(lái)越少。
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。