Prezynogen
[化] 母酶原
🗣️ 情景例句
I'll do it.
我去。
You know that some countries are selling this kind of products at cheap prices in large quantities.
您知道有的国家对这种商品正在削价抛售。
I was born in England -- in a small town near London.
我生于英格兰--伦敦城附近的一个小镇。