Turn off air con: a car engine generates enough pollution without having to power an onboard air conditioning unit.
关上空调：一辆车就算不开随车空调，也已经产生足够的污染了。
Coal from the Powder River Basin of Montana and Wyoming tends to be low in sulfur, for example, allowing power plants to burn more without exceeding local pollution limits.
来自蒙大拿粉河盆地和怀俄明州的煤炭含硫量低，可保证发电厂不超出本地排污限制。
I would like nuclear fusion to become a practical power source. It would provide an inexhaustible supply of energy without pollution or global warming.
我期望聚变可以成为实用的能源。聚变将提供永不枯竭的能源，没有传染，也不会造成全球变暖。
These windmills can create power without creating pollution.
这些风车能够产生能源而不制造污染。
These windmills can create power without creating pollution.
这些风车能够产生能源而不制造污染。
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