They reach the sea的意思|示意

The lemmings eat everything in their path, continuing their destructive march until they reach the sea.

旅鼠会吃掉沿途的所有东西，继续它们破坏性的行进，直到它们到达大海。

The bergs used to reach 100 metres tall, but more recently, as they tend to break from the moving glacier before reaching the sea, the bergs are much smaller.

过去这些冰山足有100米高，但最近，在坠入海中前，它们更愿意脱离移动的冰川，冰山变得越来越小了。

They also range widely, traversing the Atlantic Ocean to reach breeding grounds in the Mediterranean Sea.

同时，他们分布广泛，会穿过大西洋到地中海去繁殖。

Few of the world's great rivers that run through grain-growing areas now reach the sea all the year round or, if they do, they do so as a trickle.

世界上那些流经粮食生产区的河流很少有终年奔流到海的，即使有，也是涓涓细流。

But in recent years, dozens - possibly hundreds - of bears are becoming stranded on the coastal plain because they cannot reach the retreating sea ice.

但近年来，几十-可能成百-的北极熊够不着正在消退的海上冰块，只得在沿海平原上滞留。