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Cooler air

Cooler air

Cooler air

Cooler air

2

Along the southern margin of the heat wave , the tropical air collided with cooler air .

沿着热浪南部边缘，热空气与冷空气对撞。

3

Hot air rises over the land and cooler air from the sea takes its place , thus forming a sea breeze .

陆地的热空气上升，海上来的较冷的空气取代它的位置，因此形成海风。

4

As the hot beach air rises up, the relatively cooler air over the water moves in to take its place .

随着海滩上空热空气的上升，水面上相对寒冷的空气就会流动过来代替热空气的位置。

6

Thus they create a cross-draft that pulls the hot air out of the hive and draws cooler air in .

这样他们就造成了一个气流，排出蜂房内的热空气，让凉空气进去。

7

Please remember there is cleaner , cooler air near the floor during the fire .

请记得有清洁、凉爽的空气在大火中，在地板上的。

8

Cooler air then gets sucked in to the column , which creates an inward spiralling vortex (the mushroom cap ) until it falls back down again .

冷空气被吸入柱形物，产生一个向内螺旋涡（蘑菇帽）直到它再次回落下来。

9

Warm air is less dense than cooler air so it ends up layered on top of the downward moving cooler air .

热空气比冷空气密度小，因此热空气总在冷空气上方。

10

At night the cooler air from the mountains sinks through the open roof lights .

晚上从山上冷空气下沉，通过公开屋顶灯。

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