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pneumatic是什么意思

pneumatic

美[nuːmætɪk]  英[njuː'mætɪk]
adj.  气动的;充气的;<宗> 灵魂的,精神的
  副词:pneumatically  异体字:pneumatical  名词:pneumaticity
  近义词:inflated,inflatable,air,

英英释义

Adjective
  1. of or relating to or using air (or a similar gas);

    "pneumatic drill" "pneumatic tire"

例句

用作形容词(adj.)
  1. Pneumatic signals will travel only at sonic speeds.气动信号的传输速度仅仅相当于音速。
  2. When were pneumatic tyres invented?充气轮胎是什么时间发明的?
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