If this warming up took place, the ice caps in the poles would begin to melt, thus raising sea level several metres and severely flooding coastal cities.
如果这种变暖发生，两极的冰帽将开始融化，从而使海平面上升数米，并严重淹没沿海城市。
2
As the ice bumped along its starboard side, it punched holes in the ship's steel plates, flooding six compartments.
由于冰山撞毁了其右舷，把船上的钢板撞开了一个洞，海水进入了六个水舱。
3
But if even half of the West Antarctic and Greenland ice sheets were to melt, sea levels would rise by six or seven metres, flooding many of the world's big cities, and the outlook is discouraging.