第二根管子倒竖，用一个U型的被切去底部的一边的部件跟平躺的那个管子并排。

The second pipe was set vertically, with a U-shaped section cut out of one side of the bottom end to mate with the horizontal pipe.

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“床重力”是一股让你难以抵抗的力量，能将你拉回床、床垫、沙发或者其他一切软的可以平躺的物件上。

Bed gravity is an irresistible force that draws you back to bed, or toward any mattress, couch, or other soft horizontal surface.

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他的双臂被绑在木桩上以便使他平躺着。

His arms were tied to wooden stakes to hold him flat.

《柯林斯英汉双解大词典》