The UK had two heatwavesheatwavesL1热浪heatwaves in May and June, and they broke old temperaturetemperature/ˈtem.pər.ə.tʃər/L1温度，表示天气冷热的数字how hot or cold something is recordsrecordsL1记录records. In May, it was 35.1 degreesdegreesL1度数degrees in London, and that was a very hot day. In June, it was very hot, and many schools closedclosedL1未打开；“门被猛地关上了”not open; "the door slammed shut" because it was so hot. Trains were also very busy, and people felt very hot and tired.
More hot days may come in July and August. ScientistsscientistsL1那些运用科学方法来解答关于可测量宇宙问题的科学家。科学家可能从事原创性研究，也可能利用他人的研究成果。One whose activities make use of the scientific method to answer questions regarding the measurable universe. A scientist may be involved in original research, or make use of the results of the research of others. say the world is getting more warmwarmL1使温度升高make warm or warmer. This makes heatwavesheatwavesL1热浪heatwaves happen more often. They warn that heatwaves will be very strong. Many people are worriedworried/ˈwʌr.id/L1担心的，感到不安feeling afraid or unhappy about something about the heat. They must be carefulcarefulL1表现出谨慎或关心exercising caution or showing care or attention when it is very hot.
