Europe has a very hot summer. The temperaturetemperature/ˈtɛmpərətʃər/L1温度，表示天气有多热或多冷how hot or cold something is is over 40 degrees. Many people do not have air conditioners, so they are very hot. The heatwaveheatwave/ˈhiːtweɪv/L1热浪，一段非常热的天气a period of very hot weather started in May and is very hot in Germany and France.
Chinese companies make small air conditioners, and they are easy to move and cheap. One man drove 200 kilometers to buy one and was happyhappy/ˈhæpi/L1开心的，感到高兴的feeling good and pleased to find it. A website shows where to buy them. Many people are buying them now. They cost 400 to 1000 euros.
