The publishing world had certainly never seen an event quite like this.
出版界当然从未见过类似这样的事情。
《柯林斯英汉双解大词典》
2
Some teenagers never take entrance exams seriously; they simply leave what, to a large extent, could be the most important event in their life almost entirely up to luck.
一些青少年从来不拿高考当回事儿；他们把这件可能很大程度上是人生中最重要的事情几乎完全交给运气。
3
We, including regulators, never know, except after the fact, that a low-probability event will occur.