Pipework
管道工程管（组）
🗣️ 情景例句
I'll discuss this matter with you behind closed doors.
我要跟你私下谈这个事。
Too many cooks spoil the broth.
人多嘴杂。厨师多烧坏汤？
Our policy is not to grant exclusivity.
我们的方针是不授与专卖权。