Plb
abbr. personal locator beacon 人员失事示位信标; plumber 水管工人; plumbing 铅工业; 铅管品制造
🗣️ 情景例句
I think I can swing that.
我想我能办到这点。
Why didn't you ask me for help?
为什么你不请我帮忙？
Since then, they have been trying to find out how the fire began.
从那时起，他们一直试图找出起火的原因。