在许多半干旱的地区中，同样存在树带界限的下限区域；在这片区域之内，由于缺乏水分，森林下沿区域的植被通常会逐渐变成干草原或沙漠。
In many semiarid areas there is also a lower timberline where the forest passes into steppe or desert at its lower edge, usually because of a lack of moisture.
大多数居民生活在东南海岸一带，例如墨尔本和悉尼，因为东南风给那里带来了雨水，而内陆则干旱或半干旱。
Most people reside along the southeast coast, in cities like Melbourne or Sydney, because winds from the southeast release rain there-leaving the interior beyond the mountains arid or semiarid.
研究了半干旱沙区不同滴灌带埋设深度下紫花苜蓿的生长特性。
The characteristics of alfalfa growth in the semi-arid sandy area for different buried depths of underground drip irrigation are studied.
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