I think that after Church got his Ph.D. he studied in Europe, maybe in the Netherlands, for a year or two.

I think that after Church got his Ph.D. he studied in Europe, maybe in the Netherlands, for a year or two.

我想在丘奇获得博士学位后，他在欧洲学习了一两年，也许是在荷兰。

-- Stephen Cole Kleene 斯蒂芬·科尔·克莱恩