Erepsin is secreted by glands in the wall of the small intestine.
肠肽酶是由小肠壁的腺体分泌的.
辞典例句
Copyright © mingxiaow.com All Rights Reserved.版权所有
本网站内容仅供参考,请以各学校实际情况为主!
工信部备案号:浙ICP备20019715号