The U.S. Government also issues small denomination debt to individuals to help them called savings bonds, but we aren't talking about those.

美国政府也发行小面值债券,用于面向个人,叫做长期储蓄债券,我们今天不涉及这些

耶鲁公开课 - 金融市场课程节选

Treasury bills--maybe you have to realize there's a distinction between savings bonds and Treasury bills.

你们需要注意的是,储蓄债券和国库券是有区别的

耶鲁公开课 - 金融市场课程节选