non natural

常见例句

Keywords mutation breeding;non natural environment;penicillium sp;
青霉菌;非自然环境;诱变育种;
This non sequitur invalidates his argument.
他不根据前提推理因而论证无效。
It is natural for a cat to catch mice.
猫捉老鼠是本能。
It's natural to slack2 off towards the end of a hard day's work.
一天紧张工作快结束的时候有些放松是自然的。
Many natural materials are becoming scarce.
许多天然原料越来越少。
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。