Lef
[医][=leukokinsis-enhancing factor]白细胞移动增强因子
🗣️ 情景例句
I never bother servicing my own car, it's too much trouble.
我从来都不自己修车的，麻烦死了。
I've been looking forward to visiting your factory.
我一直都盼望着参观贵厂。
be nice to people we don't' like, drive carefully, and take the dog for a walk every day.
对不喜欢的人友善一些；小心驾车；每天都要带着狗散步；等等。