今年夏天很特别，从中国到外国，北方到南方，天气都非常热，温度也特别高。比如上海，夏天一般在三十五度左右。可是今年夏天有多热呢？最热的那段时间差不多每天都有四十多度。大家都说，这是最近二十年最热的夏天。有的专家说这是因为气候变化，环境被破坏了，以后全世界每年都会有这种不正常的天气，我们必须开始重视保护环境了。 Jīnnián xiàtiān hěn tèbié, cóng Zhōngguó dào wàiguó, běifāng dào nánfāng, tiānqì dōu fēicháng rè, wēndù yě tèbié gāo. Bǐrú Shànghǎi, xiàtiān yībān zài sān shí wǔ dù zuǒ yòu. Kěshì jīnnián xiàtiān yǒu duō rè ne? Zuì rè de nà duàn shíjiān chà bù duō měi tiān dōu yǒu sì shí duō dù. Dàjiā dōu shuō, zhè shì zuìjìn èr shí nián zuì rè de xiàtiān. Yǒu de zhuānjiā shuō zhè shì yīnwèi qìhòu biànhuà, huánjìng bèi pòhuài le, yǐhòu quán shìjiè měinián dōu huì yǒu zhè zhǒng bù zhèngcháng de tiānqì, wǒmen bìxū kāishǐ zhòngshì bǎohù huánjìng le. This summer is very special, from China to foreign countries, north to south, the weather is very hot, the temperature is very high. In Shanghai, for example, it's usually around 35 degrees in summer. But how hot will it be this summer? During the hottest days, it was more than 40 degrees every day. By all accounts, it was the hottest summer in the last twenty years. Some experts say that this is because of climate change, the environment is destroyed, the world will have this abnormal weather every year, we must start to pay attention to the protection of the environment.