本帖最后由 于 2010-05-28 20:27:00 编辑
It is normal. Please open a breast book to get the answer and you will remember.
(abin译:这是正常现象。请查阅乳腺专著找答案,然后就会记住)
It is normal. Please open a breast book to get the answer and you will remember.
(abin译:这是正常现象。请查阅乳腺专著找答案,然后就会记住)