Stem cells - cells from which a number of more Stimulated saliva - saliva which has been stimulated by chewing. Stippled - a pattern which is made of small dots. Gingiva has a stippled appearance due

发表于:2019-01-03 / 阅读(135) / 评论(0) 分类 医务英语

By Phuong Tran Dakar 14 August 2007 Voters in in Sierra Leone are anxiously awaiting more election results after a small percentage of the count was announced on Monday. Officials counseled patience while they increased patrols around the country and

发表于:2019-01-07 / 阅读(97) / 评论(0) 分类 2007年VOA标准英语(八月)

By Michael Bowman Washington 20 October 2009 Weak U.S. housing data is tempering enthusiasm stoked by upbeat earnings reports from some of America's best-known corporations. From technology giant Apple to construction-equipment maker Caterpillar, a

发表于:2019-01-14 / 阅读(44) / 评论(0) 分类 VOA标准英语2009年(十月)

By Lisa Schlein Geneva 01 February 2008 A United Nations report released February 1shows rape is being used as a weapon in Kenya as the country is roiled in ethnic violence since the December elections. The survey of rape victims was conducted in the

发表于:2019-01-31 / 阅读(83) / 评论(0) 分类 VOA常速英语2008年(二月)