Hbcag
乙型肝炎核心抗原
🗣️ 情景例句
I couldn't agree with you more.
我完全同意你的看法。
Will you sign with our contract at this price?
你能以这个价钱在合约上签字吗？
Now the manager has found that things are missing.
现在，经理已发现有东西丢失。