在多西特海岸的岩石上,就可以看到数以千计的菊石.Thousands of these can be seen in the rocks on Dorset Coast.随着小菊石的生长,它会长出新的腔,然后将原来的腔封闭起来.As the young grew larger it grew a new chamber and sealed off the previous one....
He and Lucy extraction point six where he had seen one of the stealth exfiltration ships.他和露西抵达六号接应点,那里他曾看到过一艘隐形潜入飞船.Desecration: will no longer break stealth.亵渎: 不再消除潜行.He prefers to do good by stealth.他宁愿悄悄做好事.The prec...
They live high in the Andes, in small and dispersed groups.他们零星散居在安第斯山脉的高处。The rainy season in the Andes normally starts in December.安第斯山区的雨季通常在12月份来临。an arduous journey across the Andes翻越安第斯山脉的艰苦之行...
管道旋流的产生主要有三种方式:切向进流、安装导流片和旋转管道.Sediment transportation in spiral pipe flow is a new method of sediment transportation.数值模拟结果表明导流片在设计工况下是稳定的,搭接结构这一设计方案是切实可行的.All of the results show that the overlapped guide - plates is s...
The true regeneration of devastated Docklands seemed like pie in the sky...遭毁坏码头区的真正重建看起来希望渺茫。Docklands in its heyday was a major centre of industrial and commercial activity...港区在其最繁荣的时期曾是主要的工商业活动中心。Docklands Light Rail...