单词：aphthovirus foot and mouth disease virus asia1
单词：aphthovirus foot and mouth disease virus asia1 相关文章
This is the VOA Special English Agriculture Report. A warning sign on a path in England near a farm where foot-and-mouth disease was found Farmers in England have been worried about foot-and-mouth disease among their cows. The viral sickness is one o
VOA慢速英语2007年（八）月
> 09 英国农业部正试图阻止口啼疫蔓延 DATE=3-6-01 TITLE=AGRICULTURE REPORT - Foot-and-Mouth Disease BYLINE=George Grow (Start at 58
科技之光
By Tom Rivers London 04 August 2007 Foot-and-mouth disease has appeared again in Britain, six years after it sparked the widespread slaughter of about seven million cows throughout the country in an effort to contain the outbreak. For VOA, Tom Rivers
2007年VOA标准英语（八月）
22 防止口蹄疫的传播 DATE=3-17-01 TITLE=IN THE NEWS #472 - Foot-and-Mouth (1)Disease BYLINE=George Grow (Start at 1'08
科技之光
By Sonja Pace London 07 August 2007 British police officers block a public footpath leading to a farm outside Normandy, England, where a nsecond outbreak of foot-and-mouth disease was was discovered Tuesday, 7 Aug. 2007 Foot and mouth disease has spr
2007年VOA标准英语（八月）