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.
See also: plumb adjective