Its rings were discovered by telescope from Earth, but space probes later found that spectacular rings surround some other planets...它的圆环是从地球上用望远镜发现的，但是太空探测器后来又发现了围绕其他一些星球的壮观的圆环。The internal lamellae originate from an in...
一群暴徒在要道聚众闹事.Rowdy mobs gathered in the leading thoroughfares.必须警告孩子们远离交通要道。Children must be warned to stay away from main roads.依照医生服药是治病的要道.Following the doctor's instruction on taking medication is key....
他与楼下的房东发生了争执。He was in an argument with his landlord downstairs.她说他的朋友们可以在楼下的大房间里住一晚。She said his friends could sleep over in the big room downstairs.她重新粉刷了楼下的房间，并把二楼封上了。She repainted the downstairs rooms and closed off ...
The floor is sealed to prevent water penetration.地板加了密封涂料防止渗水。Our aim is to achieve greater market penetration.我们的目标是进一步打入市场.It is important to get even distribution of water and good penetration.灌水时水量均匀分布和充分渗透是很重要的....
...a barbershop quartet.理发店四重唱...a quartet of books.一套4本的书This quartet represents a major new trend in modern music.这首四重奏的曲子反映了现代音乐中一种主要的新趋向....a quartet of singers.四重唱组合A quartet is playing tonight.今天晚上有一个四重唱表演小组的演出。Str...