首先，一个土豆削皮切丁，然后把洋葱也切丁，和土豆一起用橄榄油上平锅煎。

First, you peel and dice a potato. Then, dice some Onions and fry them with the potato and some olive oil in a pan.

youdao

youdao

youdao

Or you could ask the question, I have this restriction enzyme, at what regions on this plasmid will it cut?

你也可以这样问,我的这种限制性内切酶,会从质粒的哪个区域切开呢

耶鲁公开课 - 生物医学工程探索课程节选

Most restriction enzyme also recognize symmetric sequences of DNA, GAATTC for example.

大多数限制性内切酶,也能识别DNA的对称序列,例如GAATTC

耶鲁公开课 - 生物医学工程探索课程节选