Pmsg
[化] 血清促性腺激素
🗣️ 情景例句
Oh, really?
噢，真的？
I have some difficulty in expressing myself.
我表达起来有点困难。
All the students are expert drivers, but before they drive any of the buses, they will have to pass a special test.
所有的学生都是开车的能手，但在驾驶公共汽车之前，他们必须通过一项专门测验。