在第一份关于艾滋病的官方报告发布20周年之际，联合国艾滋病规划署的负责人警告说，这种致命的疾病在世界许多地方可能还处于早期阶段。

On the 20th anniversary of the first official report on AIDS, the head of the United Nations' AIDS program warns the deadly disease may only be at its early stages in many parts of the world.

youdao

上周该报告发布时，我没有注意到。

I missed the report when it was released last week.

youdao

该报告发布后，随即遭到了世界上几个最大石油生产国的否认。

The report was swiftly denied by several of the world's biggest oil producers.

youdao

And I talked about eradicating smallpox in 1977, right when officially the last case was reported, and it was certified to be eradicated shortly after that.

我刚刚已经讲了一九七七年根除天花,当时发布了最后一例官方报告,自此之后,天花已经确认根除

耶鲁公开课 - 生物医学工程探索课程节选