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单词 jack lever
释义

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jack ladder

木材提升机;木踏板绳梯;索梯

jack lever
  • 翻译

杰克杆

以上为机器翻译结果,快速获取精准的人工翻译结果,建议选择有道人工翻译

  • 网络释义
  • 1

    ?千斤顶加力杆

    ... jack leg ==> 起重顶杆 jack lever ==> 千斤顶加力杆,顶重杠杆 jack lift ==> 起重吊车 ...

  • 2

    ?起重杠杆

    起重杠杆

短语
  • 权威例句
  • 1.

    After all, the piano is such a welter of machinery: Push a key and before you hear a note, a small lever pushes against an intermediate lever, which pushes a jack, which pushes a roller, which pushes a hammer toward the strings.

    NPR: Murray Perahia: Bonding With Bach And Chopin

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更新时间:2025/8/21 3:03:00