Hot summer, hot and hot. According to the theory of traditional Chinese medicine, heatstroke is e
Many beginners will encounter such troubles, either they don't know what to talk about, or they can talk a lot, but they digress, digress from Wan L
On the day of summer solstice, the sun shines directly on the Tropic of Cancer at 23 26 ¡ä 28 ¡å 44 north latitude, with the longest day in the northern he