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bobbin spool例句_bobbin spool英汉例句_bobbin spool双解例句_开心英文字典_柠咚词
开心英文字典

bobbin spool

B 开头单词

常见例句

    双语例句

  • A ratchet mechanism transfers the thread from spool to bobbin.
    一种棘齿装置把线从线轴转到梭心上。
    • 返回 bobbin spool