1·The perennial vegetation adjusts to the aridity by means of various avoidance mechanisms.
多年生植物会采用各种躲避机制以适应干旱。
2·The nature of plant life in deserts is also highly dependent on the fact that they have to adapt to the prevailing aridity.
沙漠中的植物的性质也高度取决于这样一个事实，即它们必须适应普遍的干旱。
3·Noting the island's "dreadful aridity" in the midst of an immense ocean, he blamed the ancestors of the island's inhabitants, who had cut down the trees.
他注意到浩瀚的大洋中这个岛上“可怕的干旱”，他认为是该岛上居民的祖先们砍伐了岛上的树木而导致了这种气候。
4·"Increased aridity is making the drylands the most conflict prone region of the world," he said.
“干旱的增加正使旱地成为世界上最容易发生冲突的地区，”他说。
5·Such models have suggested that in a warmer world the area subject to endemic malaria would increase, perhaps quite a lot, though some places would see a reduction due to increased aridity.
这类的模型提出在一个比较温暖的世界里，在很大的幅度上，地方性疟疾的发生范围可能会扩大。尽管有些地方可能因为干旱加重而范围有所缩减。