Sh.
[医] 血清性肝炎
🗣️ 情景例句
Yes, sir.
带来了 ，先生。
Where were we?
我们刚才说到？
Yes, I'm afraid so. It's getting late, and we have to be up early in the morning.
恐怕是这样。天渐渐变晚了。清晨我们得早起。