| 单词 | pillar drill | 
| 释义 | > as lemmaspillar drill   pillar drill  n. Engineering a drilling machine incorporating a work table supported on a column attached to the base of the machine. ΘΚΠ society > occupation and work > equipment > machine tool > other specific machine tools > 			[noun]		 > pillar drilling machine pillar drilling machine1870 pillar drill1881 1881    E. Matheson Aid Bk. Engin. Enterprise Abroad II. xxiii. 313  				The self-contained Pillar drill is useful, as there is more room around the machine within which to move the article. 1990    Pract. Woodworking Mar. 44/1  				Matters are made rather easier if a pillar-drill is available. < as lemmas | 
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