单词：organochlorides
(organochloride 的复数) [医]有机氯化物
plural of organochloride
单词：organochlorides 相关文章
This is the VOA Special English Health Report. A.D.H.D. is attention deficit hyperactivity disorder. Government estimates say three to seven percent of school-age children in the United States have it. Adults can also have it. People with A.D.H.D. ha
发表于:2018-12-16 / 阅读(37) / 评论(0)
2010年VOA慢速英语(五)月
2010年VOA慢速英语(五)月