电

• Wood is a poor conductor of heat and electricity .
  木头是热和电的不良导体。
• The button moves the whole mechanism .
  这个电纽使所有的机械部分都运转起来。
• An electrical impulse is sent to the exterior cells .
  电脉冲被送到表层细胞。
• He charged the battery of his car .
  他给汽车的电池充了电。
• A balloon rubbed with wool becomes "electrified" .
  用毛织品摩擦气球而“起电”。
• The telescreen received and transmitted simultaneously .
  电幕能够同时接收和放送。
• A string of electrical pulses is often shown as this .
  一列电脉冲经常表示成这样。
• Two like electric charges repel each other .
  同电相斥。
• My car battery has run down ; it needs recharging .
  我的汽车电池没电了，需要充电。
• The carbon is electrophilic centre .
  碳是亲电的中心。