- 广(roof; cliff)
- 氐(root; base)
Under a roof is the lowest place, which is the bottom of a room.
bottom valve
foot valve
A bottom valve is a device that controls fluid flow.
bottom valve
foot valve
A bottom valve is a device that controls fluid flow.
Under a roof is the lowest place, which is the bottom of a room.
Under a roof is the lowest place, which is the bottom of a room.
bottom valve
bottom valve
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