生物生产力

US Able to Protect Servicemembers from Biological Threat, Sa

Broadcast: Jan 10 2003 The Pentagon has issued a statement 2) asserting the military is prepared to protect its personnel from possible biological weapons attack. On the surface, the Pentagon's assert

发表于:2018-12-08 / 阅读(46) / 评论(0)

VOA2003（上）-健康之旅

2006年VOA标准英语-UN Leader Warns of Biological Weapons Threat

By Lisa Schlein Geneva 20 November 2006 U.N. Secretary-General Kofi Annan is urging nations to do more to combat biological weapons, and to create global safeguards to keep them out of terrorist hands. Kofi Annan at a review conference on Biological

发表于:2019-01-12 / 阅读(104) / 评论(0)

2006年VOA标准英语（十一月)

AGRICULTURE REPORT - Biological Controls, Part 1

AGRICULTURE REPORT - Biological Controls, Part 1 By Mario Ritter Broadcast: Tuesday, April 13, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Biological controls are living

发表于:2019-01-30 / 阅读(52) / 评论(0)

农业与发展

VOA标准英语2011--Israel Practices Biological Attack Response

Israel Practices Biological Attack Response The Israeli government has carried out a two-day exercise it says is aimed at boosting preparedness for any terrorist attack aimed at sparking an outbreak of a highly contagious disease. Israeli officials e

发表于:2019-02-12 / 阅读(57) / 评论(0)

VOA标准英语2011年(十二月)

Personal Productivity in the 21st Century

Personal Productivity in the 21st Century What does it mean to be productive? The gurus have given us a few ideas it means to get things done, to be highly effective, to know who it was, exactly, who moved your cheese. What things, effective at what,

发表于:2019-02-13 / 阅读(64) / 评论(0)

阅读空间

How Not to Impose Productivity Systems On Others

How Not to Impose Productivity Systems On Others My baby sister visited me this weekend and brought along a stack of homework that I thought was unbelievable: shes a junior in high school and her task list had something for every class and projects i

发表于:2019-02-18 / 阅读(37) / 评论(0)

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