If smallpox occurred in your community, about 30 percent of the people that acquire the disease would die from it.

如果天花发生在你的社区，大约百分之三十得了此病的人会因此死亡。

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Mr. Kurtz asked if it had ever occurred to her to make provision for her retirement.

库尔茨先生问她是否想过要为退休做好准备。

《柯林斯英汉双解大词典》

If mistakes occurred, they were assumed to be the fault of the commander on the spot.

如果出现了错误，它们就被以为是现场指挥官的错。

《柯林斯英汉双解大词典》

If he had not done that, I think none of the reforms which occurred in Eastern Europe would have taken place .

VOA: standard.2009.11.03

It occurred to me it'd be a great magic trick if I then appeared in back.

如果我突然在后排出现,那就是非常精彩的魔术了

耶鲁公开课 - 心理学导论课程节选

If smallpox occurred in your community, about 30 percent of the people that acquire the disease would die from it; the other 70 percent could be disabled or permanently disfigured as a result of the disease.

如果你周围有人得了天花的话,那么百分之三十的天花病人,会因此死亡,剩下的百分之七十会成为残疾或永久毁容,这都是天花造成的

耶鲁公开课 - 生物医学工程探索课程节选

There are acceptable ways of addressing electoral fraud, if any occurred, he said.

CNN: Violence flares again in Tehran

The problems created by these events are fixable if they occurred independently, but in combination, the scale of the disaster escalates quickly.

FORBES: Startup Aims To Install Pipelines With Helicopters...Seriously!

Any default at Clearwire would have had a broad impact across Sprint if that occurred and this change was not made.

FORBES: Clearwire Clearing The Decks For Sale