| 单词 | drilling machine |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔drill press〕A powered vertical drilling machine in which the drill is pressed to the work automatically or by a hand lever.钻床：一种直立的钻孔设备，它的钻头靠手柄或动力压在工件上美国传统〔power drill〕A large drilling machine having a vertical, motorized drill set in a table stand.动力钻：一种大型的钻孔机器，在其台架上设有垂直的动力钻孔装置美国传统 |
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