Prezynogen
[化] 母酶原
🗣️ 情景例句
You will only have to pay another ten cents and a nickle for your child.
你只需另外再付10美分，而你的孩子只要再付5美分。
Feed a pig and you'll have a hog.
种瓜得瓜，种豆得豆。
It's only three hundred pounds. But, of course, it's not as good as the expensive one.
它只要300英镑。但是，它当然没有价钱高那种好。