Then, if you weren't quite Aaa, you were Aa and if you weren't quite Aa, you were A and then you could become Ba.

于是,如果你达不到AAA,你就会是AA,如果你达不到AA,你就会是A,再往下就有可能是BA

耶鲁公开课 - 金融市场课程节选

Everyone knows August was a volatile month after the downgrade of U.S. credit from AAA to AA on Aug. 5.

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The sophisticated design makes charging batteries foolproof since up to four multiple-sized batteries (AAAA, AAA, AA, C, D, 9 Volt, and lantern batteries), can be charged simultaneously.

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Currently, 80 percent of the bonds issued in China are backed by State credit and most of the rest come from large companies that have AAA or AA ratings.

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