Lef
[医][=leukokinsis-enhancing factor]白细胞移动增强因子
🗣️ 情景例句
Compliments of the Watermill Inn. Watermill Inn
请客。
In college I majored in physics, What was you major?
大学时我主修物理，你主修什么呢？
Sounds like a good idea. Let's do that.
听起来是个好主意。咱们去游泳吧。