Restriction enzyme
限制性内切酶
🧩 词语组成解析
🗣️ 情景例句
What's your idea of price?
价格如何？
Here are you Chinese Yuan for $ 1000. And your passport and exchange memo.
这是您1000美元所换的人民币。给您护照和兑换清单。
There were six million visitors in all,
参观的人数总共是600万。