Foreign preteins
[医] 异性蛋白, 异种蛋白
🧩 词语组成解析
🗣️ 情景例句
I have just begun to learn and my serve isn't very good.
我刚刚开始学习，发球不太好。
Happens all the time.
常有的事。
We are in the same boat.
我们的处境相同。