近几周来，资金再度源源流入专事购买垃圾债券的美国基金。所谓垃圾债券，是指负债相对较重、信用评级较低的高风险公司所发行的债券。

In recent weeks, money has again poured into us funds focused on buying junk bonds - debt issued by risky companies with relatively high levels of debt and lower credit ratings.

youdao

I asked you in the final question to just get on a couple of websites, The Federal Reserve and the ICI, which is a mutual industry website, and write a little bit, a couple paragraphs about what this industry is really achieving or how it's trending.

我最后再要求你们,去浏览下一些网站，像联邦储备和美国投资公司协会网站，都是共同基金产业的网站，然后稍微写几段，关于这个产业的成就,或者他们的发展趋势。

耶鲁公开课 - 金融市场课程节选