As a popular practice in the north, many people will adopt it in the hot season. Although there is no scientific basis for this practice, it also makes people more comfortable in midsummer because of its popularity. The proportion of women is small, because they generally wear more clothes than men, and at the same time, because of some traditional concepts in society, many women will feel embarrassed and uncomfortable about taking off their shoulders.
In calligraphy, word interpretation refers to the act of cutting off the root of the word with a knife. This practice can make writing more smooth, and there will be no broken pens and blank spaces. For calligraphers, unbuttoning is a common method to modify fonts, which can make writing more smooth and natural. At the same time, unbuttoning can also make the written font more readable and bring readers a good reading experience.