英语词汇“star drill”的翻译、意思、用法、释义-英汉汉英双解词典

单词	star drill
释义	star drill stɑ:dril 基本英英梅花钻,十字形钻,星形钻,小孔钻 Noun: a steel rock drill with a star-shaped point that is used for making holes in stones or masonry; it is operated by hitting the end with a hammer while rotating it between blows
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