她当时告知我们，18位教职员在此前的一年里离开了。
She informed us that eighteen members of the staff had left during the preceding year.
这个问题困扰了人们多年，直到20世纪50年代，一位名叫古斯塔夫·克雷默的德国科学家给出了一些答案，并在此过程中提出了新的问题。
The question perplexed people for years, until, in the 1950s, a German scientist named Gustave Kramer provided some answers and, in the process, raised new questions.
而且，在此只有提到了堆叠溢位是如何产生的实质细节。
We also only hinted at the nitty-gritty details of how stack overflows work.
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