词汇	piston pneumatic drill
释义	piston pneumatic drill 活塞式气钻
随便看	the enormity of a task/problem/decision The enterprise has excellent prospects the enterprise image the enormity of the crime The enormous fish snapped the fly the enormous waste of public money The Enquiry Learing in Botany The enquiry office The enrollment has closed the enrollment of work-study program the enrollment problem the enrollment system in China The enrolment process was problematic the enrolment verification of inviter The ensemble is/are based in Lyons the ensemble of traditional instruments the enslaved the enslavement of the natives the ensuing year the entangled state representation the entente cordiale the Entente Countries the enter guideline the entering tone the enterprise