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单词 butt
释义 butt
[bǝt]
BOTANY
The portion of a plant from which the roots extend, for example, the base of a tree trunk.
BUILDING CONSTRUCTION
The bottom or cover edge of a shingle.
DESIGN ENGINEERING
The enlarged and squared-off end of a connecting rod or similar link in a machine.
MINING ENGINEERING
Coal exposed at right angles to the face and, in contrast to the face, generally having a rough surface.
ORDNANCE
Rear end of the stock of a rifle or other small arm.
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