Lgf
abbr. 肝生长因子（lacrimal gland fluid）
🗣️ 情景例句
It's not good to eat before going to bed.
在上床前吃太多不好。
What do you like best, apples, pears, or bananas?
苹果，梨，香蕉，你最喜欢哪个？
It is no use learning without thinking.
学而不思则惘。