The main character is a man whose dreams of success in business have died.

VOA: special.2009.11.29

So the main business of government consists in knowing how to control the elites because they are always a potential source of conflict and ambition.

因此统治的第一要务在于,懂得如何控制精英人物因为,他们往往是冲突和野心的潜在来源。

耶鲁公开课 - 政治哲学导论课程节选

The main effector cells in cell mediated immunity, the cells that do the main business are called T-cells.

细胞免疫中的主要效应细胞,即发挥主要作用的细胞是T细胞

耶鲁公开课 - 生物医学工程探索课程节选

I was particularly happy to hear his focus," "At least 15 times mentioned small business,"main street", helping middle class families,jobs.

VOA: standard.2010.01.28

Those places were simply the place where the king or the emperor ruled, the place where the main god's palace was, the place where the bureaucrats were to do their business, that's what it was,no more than that.

那些地方仅仅只是,国王或君主的领地,祭祀主神的宫殿所在地,官僚办公的地方,这就是它们当时的功用,不会超出这个范围

耶鲁公开课 - 古希腊历史简介课程节选