Preventers are usually brown, red or orange inhalers.这些预防类药物通常是褐色, 红色或者橙色的.How can we improve engines, inhalers, and extinguishers?我们怎样改进引擎 、 喷雾器和灭火器?...
the emission of carbon dioxide into the atmosphere向大气排放二氧化碳The emission of gases such as carbon dioxide should be stabilised at their present level.二氧化碳等气体的排放应该稳定在当前水平。States have the option of adopting the even tougher ...
Try to catch the ball before it lands.要把球接住, 不要让它落地。...the flat fen lands near Cambridge.剑桥附近平坦的低地沼泽The same is true for milking machines , miking milking areas and pasture lands.对于牛奶及其,产奶地区, 牧场也是一样的.These lands were par...
For example, trucks and busses are well suited for these purposes.例如, 卡车和公交车就非常适合这类运输.Platoons of tourists poured out of the busses.一群游客从公共汽车上涌下来.Are you driving or taking busses?当地人:你开车去还是坐公共汽车?...