butterfly nut
英
美
- 翼螺帽,蝶形螺母,蝶形螺帽
详细释义
Noun:
-
a threaded nut with winglike projections for thumb and forefinger leverage in turning
相关词汇
- thumbnut 翼螺帽
- wing screw 翼形螺钉,元宝螺丝...
- wing nut 蝶型螺母
【近义词】
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