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单词 elbow
释义 elbow
[`el´bō]
ANATOMY
The arm joint formed at the junction of the humerus, radius, and ulna.
DESIGN ENGINEERING
1. A fitting that connects two pipes at an angle, often of 90°.
2. A sharp corner in a pipe.
ELECTROMAGNETISM
In a waveguide, a bend of comparatively short radius, normally 90°, and sometimes for acute angles down to 15°.
GEOGRAPHY
A sharp change in direction of a coast line, channel, bank, or so on.
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