It's only been latterly that we've discovered that it's lots of individual reefs, around about 2,900 separate reef systems which make up the Great Barrier Reef.直到近来我们才发现,它们其实是众多独立的礁石, 大约有2900个独立的礁石系,组成了大堡礁...
同其他同类情况相比，这件事还算简单。This is a straightforward case, as these things go.令人震惊的是，人竟然能对同类下此毒手。It is shocking that humans can behave with such bestiality towards others.这一图书奖项是世界上同类奖项中分量最重的。This book prize is the biggest of its...
The following rule is a useful test for intervisibility.下面介绍一种检验通视的方法.Two - way transceivers could be integrated into ceiling lamps order to assure intervisibility.为了保证通视性可以将双工收发器嵌入到天花板的照明灯上....