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单词 lip
释义 lip
[lip]
ANATOMY
A fleshy fold above and below the entrance to the mouth of mammals.
CIVIL ENGINEERING
A parapet placed on the downstream margin of a millrace or apron in order to minimize scouring of the river bottom.
DESIGN ENGINEERING
Cutting edge of a fluted drill formed by the intersection of the flute and the lip clearance angle, and extending from the chisel edge at the web to the circumference.
MEDICINE
The margin of an open wound.
SCIENCE AND TECHNOLOGY
The edge of a hollow cavity or container.
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