Our conjecture was that depressions would be closely connected to stock-market crashes (at least in the sense that a crash would signal a substantially increased chance of a depression).

由此我们得到的推测是：萧条应该是与股市崩溃紧密联系的(至少在某种意义上股市崩溃预示着发生萧条的可能性增加了)。

youdao

There is no numerically specific definition of a crash but the term commonly applies to steep double-digit percentage losses in a stock market index over a period of several days.

股市崩溃在数字上没有具体的规定，不过这一名词一般适用于股票市场指数在几天之内跌去两成甚或更多的情况。

youdao

While the real ownership of the stock market is impossible to pin down, Mr Howie's analysis poses important questions about what might happen if there is a sharp crash in share prices.

尽管不太可能彻底弄清中国股市的实际持股归属，但豪伊的分析提出了一个重要的问题，即如果股价暴跌，可能会发生什么情况。

youdao

The stock market crash marked the beginning of the Great Depression -- a long,slow,painful fall to the worst economic crisis in American history.

VOA: special.2011.02.17

In the 1920s, a lot of bogus stuff was sold -a lot of people were cheated -so after the stock market crash of 1929, it led to a movement for regulation.

在上世纪20年代,很多不合规的股票流入市场,很多人受骗,所以1929年的股市大崩盘,促使政府采取了一系列加强金融监管的行动

耶鲁公开课 - 金融市场课程节选

It raised fears about this being a repeat of the stock market crash of 1929 and a harbinger of an economic depression to follow.

BBC: The stock market crash of 1987: What have we learned?

The prospect of a sweeping trade-protection bill in the fall of 1929 triggered the stock market crash.

FORBES: Fact and Comment

It is a year since the stock market crash of 2008 and the beginning of the Great Recession.

CNN: Commentary: Is Obama overexposed?