VOA慢速英语:与历任总统相比 拜登并没有那么大的不同

unique- adj. used to say that something or someone is unlike anything or anyone else

primary- n. an election in which members of the same political party run against each other for the chance to be in a larger and more important election

oath- n. a formal and serious promise to tell the truth or to do something

plain- adj. not unusual or special in any way

flamboyant- adj. having a very noticeable quality that attracts a lot of attention

compelling- adj. very interesting : able to capture and hold your attention

impression- n. the effect or influence that something or someone has on a person's thoughts or feelings

arena- n. involved in politics, government, etc.