汽车使用一加仑这种新植物燃料或一加仑汽油可以开得一样远；但是一加仑植物燃料不但花费少，并且造成的污染更少。
A car can be driven as far on a gallon of the new plant-based fuel as a car can be driven on a gallon of gasoline, but a gallon of the plant-based fuel both costs less and results in less pollution.
3座在运行的反应堆只有1座在地震中有严重损毁，因为包含部分反应中的核燃料，因此会对环境造成污染并且严重损害人体健康。
The three machines in service—only one of which appears to have been seriously damaged in the quake—contain partly burned fuel that could harm the environment and endanger public health.
肥料的使用因国而异，并且使用的多少也有差别。氮和磷能使作物长得粗壮。但同时也会对水和空气造成污染。
Fertilizer use differs from country to country, and from too little to too much. Nitrogen and phosphorus can produce big crops. But they can also pollute water and air.
应用推荐