smog-control

常見例句

• Smog hung in the sky (over the city).
  (城市)上空煙霧彌漫。
• Black smog reduced visibility to about fifty yards.
  黑色的煙霧使能見度降到大約五十碼左右。
• Smog used to bring London traffic to a standstill.
  過去倫敦的交通常因煙霧而受阻。
• Industry rarely thrives under government control.
  在政府控制之下工業(yè)很少會發(fā)達(dá)。
• Those rebellious teenagers are hard to control.
  那些反叛的青少年很難管教。
• Pollution control has cleared the air.
  污染管制已凈化了空氣。
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