My life has been an empty shell since he died.

他死后，我的生活就成了一个徒有其表的空壳子。

《牛津词典》

She has been an accountant all her working life.

她在整个职业生涯中一直是会计师。

《牛津词典》

The charity has been an agent for social change.

这个慈善机构一直推动社会变革。

《牛津词典》

And knowing that I'm helping other people." Mary Holt has been an active volunteer for the last thirty years.

VOA: special.2010.07.16

In fact for readers of Paradise Lost, and this has been an experience now for a few hundred years, it does often seem as if there were some mysterious life force, a pulsating through Milton's dense and driving lines of unrhymed, iambic pentameter.

实际上，《失乐园》的读者们，几百年来一直都有这种体验，确实，似乎真有一种神秘的生命力，一种脉搏，贯穿在弥尔顿密集，强劲，没有韵律，长短不一的五音步格诗之中。

耶鲁公开课 - 弥尔顿课程节选

And that is an Erlenmeyer flask that has been filled with chlorine and sodium has been added to it.

那是厄伦美厄烧瓶,已经被氯气和钠,填满了。

麻省理工公开课 - 固态化学导论课程节选

Citizenship has been an essentially passive legal status involving few demands beyond obeying the law.

BBC: Should we pick up other people's litter?

Nomad just opened its doors in Surry Hills and has been an immediate hit among locals.

BBC: Business trip: Sydney

Whatever the mixed effects elsewhere, it has been an unqualified win for American wine buyers.

FORBES: Forget the price tag-- you'll love what's in the bottle.