You'd have to be an authorized participant, but if you become an institution you can get authorized to trade in the auction.

只有授权参与商才可以参加,如果你是一个商业机构,你可以获得授权参与交易

耶鲁公开课 - 金融市场课程节选

For example, there was Nader in the election in well I guess he was there in the other one as well but he was particularly there in 2000.

例如,纳德也参与到了那次大选,我猜他也在另外一场选举中,但很显然他也参加了2000年的大选

耶鲁公开课 - 博弈论课程节选

I was part of a huge conference last summer in West Africa on the end of the slave-trade in Ghana, and we had representatives we had people participating in that conference from 15 or 16 different African countries.

我去年夏天曾参加过西非的一个大型集会,纪念是加纳奴隶交易的结束,会议上有来自各国的代表,有15或16个非洲国家的代表,参与的这次大型会议

耶鲁公开课 - 美国内战与重建课程节选

These are completely optional, not required for the course, so there's no obligation for you guys to get involved in these things, but I'll mention these things as we go along in case anybody would like to get involved in working with professors or graduate students.

这些都是自愿选择的,而不是课程要求,所以并不强制你们都参加,但随着课程的进行,我还会不断提及,便于任何感兴趣的同学,能够与教授或研究生一同参与研究

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选