Bdf
[医][=B cell differentiation factor]B细胞分化因子
🗣️ 情景例句
Yeah. Yeah. Let's get in our lines.
是啊 是啊。请排好位置。
Who is the guy over there?
那边那个人是谁？
Luckily the weather was not so wet as it is today.
幸运的是，那天的天气不像今天这样有雨。