价格会随着收成、自然灾害和政治不稳定而波动；当价格上涨时，需要一段时间才能找到新的供应来源。

Prices fluctuate, in response to harvests, natural disasters and political instability; and when they rise, it takes some time before new sources of supply become available.

youdao

当价格上涨的时候，我会少买衣服。

I buy less clothing because of rising prices.

youdao

当价格上涨时，比特币偷窃的事件会增加。个人和在线储存货币并将它们转成其他货币的交易平台都在“偷”比特币。

As the price rises, Bitcoin theft is increasing, both from individuals and from online exchanges that store the COINS and convert them into other currencies.

youdao

If stock prices went down-- by the way, bond prices went up.

当股价下跌,顺便提一下,债券价格会上涨

耶鲁公开课 - 金融市场课程节选