Khf
[医][=killer cell helper factor]杀伤细胞辅助因子
🗣️ 情景例句
You're very lucky to have a caring family.
你很幸运有一个温馨的家庭。
I'm sorry I'm late.
对不起，我迟到了。
I am so full that I would burst with another bite.
我吃得如此之饱，我感觉我再吃一口肚子就要胀破了。