Pfb
abbr. prefabricate(d) 预制（的）; preformed beam 预成形束; pseudofillicutitis barbae 假性毛囊炎
🗣️ 情景例句
Who's in charge here?
这儿谁负责？
He's the youngest in the family.
他是一家中最小的。
I'm twelve. What's your name, please?
12岁了。请问您叫什么名字？