Next comes the tropopause, which is the upper boundary of the troposphere.
其上是对流层顶, 它是对流层的上部边界.
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As soon as the tropopause is reached, temperature stops decreasing with height.
一达到对流层, 温度就停止随高度上升.
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Convective generation of cirrus near the tropopause.
对流层顶附近的对流产生的云.
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