大干的英文：
work energetically

参考例句：

They set to work and drilled enough pump wells to irrigate more land.
他们开始大干起来，打了足够的水泵井来灌溉更多的土地。

As well be hung for a sheep as a lamb
一不做二不休，要干索性大干。

She took a shovel and laid to with the others.
她拿起铲子就和大家一起大干起来了。

But with only five years to make his mark, the incoming Secretary-General must work fast
但是要想在仅仅五年里有所作为;即将上任的秘书长必须大干快上。

work是什么意思：
n. 工作；职业；工厂；工作地点；产品；功；操作；作品；工程
v.（使）工作；操作；运作；起作用；使缓慢前进；经营

the works of a clock
钟的活动部件

conscientious work
本着良心做的工作

The work is not advancing.
工作没有进展。

That machine is at work.
那台机器正在运转中。

"To youth I have But words of counsel -- work, work, work"
对青年人,我要奉劝几句话∶工作,工作,再工作

energetically是什么意思：
ad. 精力充沛地,积极地

He is an energetic tennis player.
他是个精力充沛的网球手。

This world belongs to the energetic
世界属于精力旺盛的人

The elderly man is quite energetic.
这位上了年纪的老人仍精力充沛。

He seemed a dynamic and energetic leader.
他看来是个富有创新力与活力的领导。

“Well,” said Miss Ophelia, energetically.
“不过”奥菲丽亚小姐理直气壮地说。