1.Appetite for such speculative-grade yuan bonds had been so strong earlier in the year that many issues came to market without being rated.
今年早些时候，这种投机等级的人民币债券的需求太大，以至于许多债券发行未获评级就进入了市场。
2.Many government regulations distinguish between investment and speculative grade securities.
许多政府监管规定对投资级别和投机级别的证券进行了区分。
3.Still, spreads over Treasury rates paid by both investment-grade and speculative-grade corporate borrowers remain quite elevated.
尽管如此，支付给投资级和投机级两类公司借款人国债利差仍相当高。
4.That compared with $2, 100bn maturing across all rating categories in Europe and $700bn of speculative grade debt in the US.
相比之下，欧洲各个等级的公司债中，有2.1万亿美元将要到期；而美国有7000亿美元的投机级债券将要到期。