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thumbnut

n. 翼螺帽；蝶形螺母

1、翼螺帽

... thrust推力 thumbnut翼螺帽 thumbnut翼螺帽 ...

2、蝶形螺母

... thumbnut蝶型螺母 thumbnut蝶形螺母 thumbnut螺形螺母 ...

Thumbnut & Bolt螺母和螺栓

机械工程

n.a threaded nut with winglike projections for thumb and forefinger leverage in turning

同义词：wing nutwing-nutwing screwbutterfly nut

1.
N（名词） a nut with projections enabling it to be turned by the thumb and forefinger; wing nut 滚花螺母; 翼形螺母

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