单词：HCT-8
人结肠癌细胞系
单词：HCT-8 相关文章
By Catherine Maddux Washington 29 May 2006 Malnourished boy sits at a Medecins sans Frontieres' hospital in El Wak village in drought stricken north eastern Kenya, March 4, 2006 Every year, untold numbers of African doctors and nurses leave the cont
发表于:2019-01-13 / 阅读(118) / 评论(0)
2006年VOA标准英语（五月）
2006年VOA标准英语（五月）
My friend Sabrina and I decided to go out dancing last weekend. We went to a club called the Fine Line and when we got there, there was long line outside. That's one thing I hate about L.A. clubs. The hottest ones have long lines and it's hard to get
发表于:2019-02-06 / 阅读(45) / 评论(0)
地道美语播客
地道美语播客