They included Secretary of State Charles Evans Hughes, Treasury Secretary Andrew Mellon, and Commerce Secretary Herbert Hoover.

VOA: special.2010.12.16

They are involved in commerce, some of them, but mostly what they do is they serve the state.

他们有的从事商业,但他们是大多是为国家效力的

耶鲁公开课 - 欧洲文明课程节选