Protamines
鱼精蛋白
🗣️ 情景例句
what do you think this big surprise is?
你认为这一件大惊喜会是什么？
The fool doesn't suspect a thing.
傻人不疑心什么。
we can start any time you're ready.
只要你准备好了，我们随时可以开始。