夏天时，许多人喜欢喷泉，因为它们使空气变凉爽。
In the summer many people were delighted by fountains which cooled the air.
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cooled英 /kuːld/|美 /kuld/
解释
cooled 是动词 cool 的过去式，cool 的意思是"使变凉、冷却"。这里指喷泉通过水雾蒸发作用降低周围空气温度的过程。
In the summer many people were delighted by fountains which cooled the air.
cooled 是动词 cool 的过去式，cool 的意思是"使变凉、冷却"。这里指喷泉通过水雾蒸发作用降低周围空气温度的过程。