plumb
verb [ T ] uk/plʌm/ us/plʌm/
(WATER)
给…装水管
to supply a building or a device with water pipes, or to connect a building or a device to a water pipe
We've discovered that our house isn't plumbed properly. 我们发现我们房子里的水管安装得有问题。
I think we can plumb the new bath into the existing pipes. 我想我们可以把新浴缸接到现有的水管上。
Have you plumbed the dishwasher in yet? 你给洗碗机接上水管了吗？
(DEEP)
engineering specialized测（尤指水）的深度
to measure how deep something is, especially water
探索，探究
to understand or discover all about something
Now that she had begun, she wanted to plumb her own childhood further. 既然已经开始了，她就想深入发掘一番自己童年的故事。
Idiom
plumb the depthsidiom 跌入最低点，陷入低谷
to reach the lowest point
Roy plumbed the depths of despair when his wife left him. 妻子离开他之后，罗伊陷入了绝望的深渊。
humorous They must be really plumbing the depths (= must have been unable to find anyone better) if they're offering the job to her. 如果他们要把这个工作机会给她，说明他们实在是没有更好的人选了。
plumb
adverb uk/plʌm/ us/plʌm/
(EXACTLY)
informal正好，恰恰
exactly
The hotel is plumb in the middle of the town. 那家旅馆就在城镇中心。
He hit me plumb on the nose. 他正好打在我的鼻子上。
(COMPLETELY)
US informal完全，彻底
completely
I plumb forgot your birthday. 我把你的生日忘得一干二净。
plumb
adjective [ after verb ] engineering specialized uk/plʌm/ us/plʌm/
垂直的
exactly straight, usually describing a vertical surface or line
When you hang a door, you need to make sure that it is both level and plumb. 装门的时候，必须保证门是横平竖直的。
out of plumb 不垂直，倾斜
not straight vertically
The external wall is out of plumb by half a metre. 外墙偏斜了0.5米。
We need to know how different components may move, so that the building doesn't go out of plumb.
The planks on the west wall are slightly out of plumb.
The doors and walls of the temple were built deliberately out of plumb.
The weight of the roof is moving the walls out of plumb.