单词：parasitic(al)
单词：parasitic(al) 相关文章
Study: Neglected Tropical Diseases Surfacing in Central Asia Many of the bacterial and parasitic worm infections commonly associated with the tropics are becoming rampant in some Central Asian countries in the former Soviet Union. That's the finding
VOA标准英语2011年(十月)
Health Report - New Effort to Fight 10 'Neglected' Tropical Diseases 健康报道 - 抗击十种被忽视热带病的伦敦宣言 This is the VOA Special English Health Report. 这里是美国之音慢速英语健康报道。 A new campaign aims to f
2012年VOA慢速英语(二)月
By Carol Pearson Washington, D.C. 26 June 2007 Smallpox was the first infectious disease ever to be eradicated worldwide. But now, thanks to a two-decade campaign, guinea worm disease is about to be eradicated as well. Unlike smallpox, guinea worm di
2007年VOA标准英语（六月）
Cheaper, Safer Pill Targets Tropical Parasite Scientists have developed a new version of a drug used to treat leishmaniasis. The new formulation may help better battle this tropical parasitic disease. Leishmaniasis is transmitted by the bite of certa
VOA标准英语2011年(十月)
有人说过：得句型结构得托福阅读。在这篇文章里，托福小编将为大家介绍一些托福阅读句型的结构，考生在进行托福阅读复习时不妨将这些结构方法运用起来，可以加快托福阅读的复习效率
托福英语