Pum
abbr. 高级专家组织（荷兰一组织）
🗣️ 情景例句
You'd better watch your step or you'll get into trouble again.
你最好留点儿神， 免得再惹麻烦。
What is this?
这是什么？
I've written a cheque for you.
我给你开了一张支票。