八日热

例句：

1. 1.The city experienced a heatwave this summer, with temperatures reaching up to 40 degrees Celsius.
   这个夏天，这座城市经历了一次热浪，温度高达40摄氏度。
2. 2. The patient was diagnosed with heatstroke due to the intense heat.
   由于高温，病人被诊断出患有中暑。
3. 3. The farmers had to endure eight days of unbearable heat before they could harvest their crops.
   农民们在经历了长达八天的难以忍受的高温后才能收获他们的庄稼。