The area has been declared a disaster zone.
该地区已被宣布为灾难带。
More troops are being despatched to the war zone.
更多的部队被派往作战地区。
When the needle enters the red zone the engine is too hot.
当指针进入红色区域时，发动机就过热了。
Government officials visited the earthquake zone on Thursday morning to coordinate the relief effort.
政府官员星期四上午视察了地震灾区以协调救灾工作。
The new treaty establishes a free trade zone.
新条约设立了自由贸易区。
They are pulling their troops out of the war zone.
他们正从战区撤出军队。
Slab pull happens at the subduction zone.
板块拉伸发生在俯冲带。
Paul, can you remind us what a subduction zone is?
保罗，你能提醒我们什么是俯冲带吗？
Basically, a subduction zone is where two tectonic plates collide.
基本上，俯冲带就是两个地壳构造板块碰撞的地方。
The vadose zone supplies plant roots near the surface with water.
包气带为地表附近的植物根系提供水分。
This rapid zone of transition is called the upper timberline or tree line.
这种快速的过渡地带被称为“上树带线”或“林木线”。
Above the tree line there is a zone that is generally called alpine tundra.
林木线上方有一个区域，通常被称为高山苔原。
The effects of climate change are likely to be seen across the entire tropical zone.
气候变化的影响可能会遍及整个热带地区。
They think that a new subduction zone might occur at the western edge of the Atlantic Ocean.
他们认为，一个新的俯冲带可能会出现在大西洋的西部边缘。
These rivers and river systems are known as "exogenous" because their sources lie outside the arid zone.
这些河流和河川系统被称作“外源河流”，因为它们的源头位于干旱地区之外。
Find something that takes you out of your comfort zone or that you love to do.
找到一些把你带离舒适区的事或你热爱的事。
The most striking characteristic of the plants of the alpine zone is their low growth form.
高寒地区植物最显著的特点是生长缓慢。
This is less than the total biological production in the main water column, or pelagic zone.
它比主水体或远洋区的生物总产量要少一些。
Above the water table is the vadose zone, through which rainwater percolates.
地下水位的上方是包气带，雨水从中渗透。
Passing them is like passing through a time zone.
穿过它们就像穿越一个时区一样。
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