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英语单词

checknut是什么意思

checknut

英['tʃeknʌt] 美['tʃeknʌt]
  • n.防松螺母,保险螺帽,锁紧螺母
  • 网络解释.防松螺母;锁紧螺帽;保险螺帽;保险螺母





栏目导航

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考试词汇

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分类词汇

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频率词汇

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单词首字母

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