知识贝壳
知识贝壳
所属栏目：汉英中兽医
An object belonging to the category of yin may be subdivided into two opposites:its yin and its yang.The former is called the yin aspect of yin,while the latter,the yang aspect of yin.For example,kidney belongs to the category of yin and may be subdivided ......（本文共 318 字 ） [阅读本文] >>