Lef
[医][=leukokinsis-enhancing factor]白细胞移动增强因子
🗣️ 情景例句
The snow's really coming down.
雪下的真是大。
Do not to others what you do not wish them to do to you.
己所不欲，勿施于人。
First left, and second right. Thank you!
先在第一个拐角向左拐，然后在第二个拐角向右拐。谢谢你！