名词:pneumaticity 副词:pneumatically 异体字:pneumatical
/nju:'mætɪk; [US] nu:-; nu`mætɪk/
(a) filled with air 充气的
*a pneumatic tyre 充气轮胎.
(b) worked by compressed air 由压缩空气操作或推动的; 风动的
*a pneumatic drill 风钻.
adj [usually before noun]
[Date: 1600-1700; Language: Latin;Origin: pneumaticus, from Greek, from pneuma 'air, breath, spirit']
technical filled with air
worked by air pressure
a pneumatic pump
1. When were pneumatic tyres invented? 充气轮胎是什么时间发明的?
2. When a student recently saw two workmen using a pneumatic drill outside his university, 最近有个学生看见两个工人在学校门外用风钻干活，
3. As the men refused to stop working, the police attempted to seize the pneumatic drill. 由于工人拒绝停下手中的活，警察想夺风钻。
4. He immediately telephoned the police and informed them that two students dressed up as workmen were tearing up the road with a pneumatic drill. 马上打电话报告警察，说有两个学生装扮成工人，正在用风钻破坏路面。