Endorphin
[化] 内啡肽
🗣️ 情景例句
My friend is not gay; he's straight.
我的朋友不是“基佬”，他很正常。
The proof of the pudding is in the eating.
空谈不如实验。（实践出真知）
Susan hasn't been married, neither has Liz.
苏三没结婚，李兹也是。