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单词 blade
释义 blade
[blād]
BOTANY
The broad, flat portion of a leaf. Also known as lamina.
ELECTRICITY
A flat moving conductor in a switch.
ENGINEERING
1. A broad, flat arm of a fan, turbine, or propeller.
2. The broad, flat surface of a bulldozer or snowplow by which the material is moved.
3. The part of a cutting tool, such as a saw, that cuts.
VERTEBRATE ZOOLOGY
A single plate of baleen.
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