甲烷起火，致使8人丧生。The ignition of methane gas killed eight men.甲烷和丙烷是烷烃。Methane and propane are alkanes.甲烷常被认为是仅次于二氧化碳的重要温室气体。Methane is often regarded as the second most important greenhouse gas after carbon dioxide....
All the signs and announcements were rendered in English and Spanish.所有的指示标志和公告都被译成了英语和西班牙语。He's obliged to take his turn at reading out the announcements.轮到他大声宣读通知了。Announcements were made over the loudspeaker syst...
Occasionally they paid for their indiscretion with their lives.有时候他们因自己的轻率而搭上性命。He talked to the press in a moment of indiscretion.他一时冲动对新闻界发表了讲话。He had committed a minor sexual indiscretion.他在性方面曾有一次不太检点....
任何载有多幅地图的地图集, 一般都附有一份地名索引.Any atlas , containing many pages of maps, normally includes an index, called a gazetteer.这个地图集是由我们公司出版的.It is brilliant to take an atlas for travelling.如果利用微缩胶片地图集, 那么很容易制作拷贝.If you use the atl...