这倒不是说失业率很快会大降，好日子又来了。

This is not to say unemployment is about to plunge and that happy days are here again.

youdao

由于大量新生产线加入，显示屏的价格狂跌，厂家的毛利率也大降。大约10%左右。

With the addition of many new production lines, the prices of display have dropped sharply and the gross profit margin of producers has declined to about 10%.

youdao

一段时间之后，银行往往指出很多高质量贷款支持证券会价格大降，即使证券按预期分红。

Banks routinely pointed out that many higher-quality loan - backed securities had fallen sharply in value, even when the loans backing the security continued to pay as expected.

youdao