科研之友
微信
新浪微博
Facebook
分享链接
摘要
<正>China’s popular binglang snack is part carcinogen,part cultural heritage槟榔:是文化遗产还是健康隐患?There is a muscle, three centimeters wide, that protrudes from Mr. Gu’s left jaw as he speaks. When he swallows or pauses to think, it retreats into the side of his cheek, but
