To be successful, a person in business works hard and tries to get down to brass tacks.

VOA: special.2010.05.16

Suddenly, the distinctions that the simile works so hard to establish are beginning to erode.

突然，这种比喻竭力想要表现的区别,开始崩塌。

耶鲁公开课 - 弥尔顿课程节选

No. She works for a company, so it's not that hard.

不担心，她在一家公司上班，所以不是那么困难。

麻省理工公开课 - 媒体、教育、市场课程节选

It is a hard decision as there are more than two million works of art.

VOA: special.2010.08.04

And the guys said, "Well, you know, The rooster works very hard " The rooster has sex dozens of times a day" " And she said, "Well, be sure to tell that to the president" The story goes, the president went around, the guy tells the story to the president The president asks the man, "Huh Has sex dozens of times each day ?" Same hen every time?"

那人回答说，“那只公鸡很卖力的,每天交配好几十次“,她就说“确保把这告诉总统“,然后总统走过来，那人也跟总统说了这事,总统问他,“每天交配几十次,是和同一只母鸡吗“

耶鲁公开课 - 心理学导论课程节选

He is considered nosey. Someone who keeps his nose to the grindstone works very hard.

VOA: special.2009.09.13

Everyone in my office works hard, but some people have had their wings clipped.

VOA: special.2010.06.13

The National Park Service works hard to keep most of the roads open.

VOA: special.2009.01.07

(SAYING) Simbo says if he works hard, he can get two or three carats of gold every day.

VOA: standard.2010.04.22