locknut是什么意思_locknut怎么读_音标'lɒknʌt

来源：

locknut是什么意思音标:英 ['lɒknʌt]美 ['lɒkˌnʌt]

n. 防松螺母

n. supplementary nut that is screwed down on a primary nut to prevent it from loosening

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