阴囊是悬垂于阴茎后面的袋状结构,平时松弛而柔软,是睾丸的安乐窝,肩负着繁衍后代之重任,素有人体元气之本的美称。尽管如此重要,人们对阴囊的了解并不多,如阴囊上面为何布满褶皱,为何有一条接缝,表皮的颜色为何较深……下面就对这些“熟视无睹”的现象一一细说。 Scrotal penis hanging over the back of the penis-like structure, usually loose and soft, is the comfort of the testes, shoulder the burden of multiplying offspring, known as the vitality of the human body’s reputation. Although so important, people do not know much about the scrotum, such as why the scrotum is covered with folds, why there is a seam, and why the color of the epidermis is deep ... Here’s a breakdown of these “blindsiders” .