Credit-default-swap indexes that usually move in line with equities have begun to follow their own tune, one with a more downbeat tone on the outlook.是什么意思_Credit-default-swap indexes that usually move in line with equities have begun to follow their own tune, one with a more downbeat tone on the outlook.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句