Each flight was a new experiment. Planning took many days.

VOA: special.2010.07.07

I have to believe that the bulk of the killing took place on the flight and so that's why that works out.

但我相信,惨重的伤亡会在逃跑时出现,这就是为什么会算出那么惨重的伤亡数字

耶鲁公开课 - 古希腊历史简介课程节选

His father was a democrat in czarist Russia, and he was quite a reformer. At the time that the Bolsheviks took over in 1919, there was a brief window of time prior to the family's flight.

他的父亲在沙皇俄国是一个民主党人，他是一个改革家，当时布尔什维克党在1919年统治者俄国,他们家在那之后很快就离开俄国。

耶鲁公开课 - 1945年后的美国小说课程节选