Oasis is one of the most important landscape units in arid region.

绿洲是干旱区最重要的景观单元之一。

A lingering drought has pushed this already arid region to a water crisis.

持续旱情使得本就干旱的该地区面临一场水危机。

The problem of plant conservation is serious in arid and semi arid region.

干旱地区物种保护的问题更为突出。

The arid region was 11, 000 tons short of its expected cereal productionlast year.

去年，干旱区的谷物产量比预计产量少了11 000吨。

The arid region of our country should pay more attention to water resources management.

我国干旱地区更要重视水资源的科学管理。