研究员说，在仅有覆盖几英里的区域内，急剧变化的风和温度就可以在几分钟之内生成龙卷风。
Researchers say that rapidly changing contrasts in wind and temperatures in an area just a few miles across can spawn a tornado in a matter of minutes.
他不在的时候，我妻子说办公室气氛急剧变化。
"When he was gone my wife said the atmosphere of the office changed dramatically," Felps said.
昨晚，德绍维兹教授说：“一幕悲剧最终以悲剧收尾”，一些人曾试图把悲剧变成一桩罪行。
Prof Dershowitz said last night: 'it's a sad ending to a sad tragedy that some people tried to turn into a crime.
计算能力的飞跃将在其他领域掀起剧变，他说，这一切将共同解决气候变 化，贫困，饥荒和疾病等问题。
The leap in computing power will drive rapid advances in other fields, he claims, that together could solve the problems of climate change, poverty, famine and disease.
计算能力的飞跃将在其他领域掀起剧变，他说，这一切将共同解决气候变 化，贫困，饥荒和疾病等问题。
The leap in computing power will drive rapid advances in other fields, he claims, that together could solve the problems of climate change, poverty, famine and disease.
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