Protagon
[化] 初磷脂; 脑组织素\\n[医] 初磷脂(得自脑组织)
🗣️ 情景例句
How do you feel today?
今天感觉如何？
If he doesn't tell him, I will.
如果他不，我将告诉他。
Both girls write to each other regularly now.
现在这两位姑娘定期通信了。