英语词汇“bow drill”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	bow drill
释义	bow drill 基本例句弓形钻,弓钻 With hisbow drill, the workman bores small cavities for brads of soft copper to be hammered in, binding the pieces.他要用弓钻现在上面打几个小孔，然后软铜做成的曲头钉穿在里面好把碎片绑在一起。
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