This word is very iconic, you can understand each other, can communicate, can come back and forth, back and forth, like that of course, healthy. Chinese medicine also likes to use this concept and reasoning. Tattoos some girls wear pink real girl wear pink poster. Examination is to see if something is inadequate; Taking medicine, injecting medicine is clear, the disease will heal. So what else is pine. In my interpretation, understanding is first of all an unobstructed communication between.
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