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cotter pin英英字典_cotter pin剑桥英语解释_cotter pin柯林斯英文解释_果味酸柯林斯词典
果味酸柯林斯词典

cotter pin

C 开头单词

柯林斯词典

    cotter pin

  • 1. N a split pin secured, after passing through holes in the parts to be attached, by spreading the ends 开口销[machinery]

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