Tpf
[医][=thymocyte proliferation factor]胸腺细胞增生因子
🗣️ 情景例句
You'll meet them.
你会见到他们的。
Sorry, She is out. Shall I take a message?
抱歉，她外出了，你要留口信吗？
What do you mean?
你这话是什么意思？