Pkf
[医][=phagocytosis and killing function]吞噬和杀伤功能
🗣️ 情景例句
Oh, OK.
噢 ，好的。
What do you want to be when you grow on?
当你长大以后，你想做什么？
Oh! Well, for that, you'd better find an English pen friend.
哦！那你最好为此找一个英文的笔友。