论文部分内容阅读
问:我每到天热时就会头痛,即使服止痛药效果也不理想。而天气变冷,头痛症状就会自然消失。这是什么原因呢?
Q: I get a headache every day when it’s hot, even if it’s not effective. The weather is cold, headache symptoms will naturally disappear. What is the reason?