由于高温，门正开始变弯。

The door was beginning to buckle from the intense heat.

《柯林斯英汉双解大词典》

由于高温，中国北部的内蒙古自治区的长期干旱不断扩大。

A prolonged drought in Inner Mongolia Autonomous Region in north China is expanding due to high temperatures.

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由于高温天气引起的脱水现象也很可能是中暑之类的严重问题的前兆。

Dehydration is mainly caused by warm weather in which it can be an early sign of something more serious such as heat stroke.

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