Prezynogen
[化] 母酶原
🗣️ 情景例句
the school poster for the play this year.
今年学校话剧的海报。
I bought the car on Paul's recommendation.
根据保罗的推荐我买了这辆车。
It 'flies', therefore, but it cannot fly higher---
这样，船就能飞了，但飞不高。