oarlock block是什么意思，oarlock block的翻译，oarlock block音标、读音、用法和例句

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oarlock block是什么意思，oarlock block的翻译，oarlock block音标、读音、用法和例句_菜篮子兴趣思朗文词典

oarlock block

基本解释

专业释义

交通運輸工程