该官方报告基本洗脱了所有人的干系。
我得向官方报告此事。
1996年,我们给政府撰写了第一份官方报告。
We wrote our first official report for the government in 1996.
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
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