1.
the inventor worked for years before hitting pay dirt.
老板苦心经营了很多年才发现财源。
2.
intended or able to serve a purpose without elaboration.
没有苦心经营也能为某一目的服务。
3.
Some wore the cunning look of bargaining and plotting.
有些人带着斤斤计较和苦心经营的诡诈面孔。
4.
The garment store they built up painstakingly also ended in failure.
他们苦心经营的服装店也以失败而告终。
5.
The garment store they so painstakingly built up also ended in failure.
他们苦心经营的服装商店也以失败而告终。
6.
At the end, he ground out the enormous "Biography of George Washington".
最后，他苦心经营总算写成卷帙浩繁的《华盛顿传》。
7.
Perfect composition of a painting can be achieved only through the artist's elaborate polishing as well as his painstaking effort.
一幅完美的构图,是要经过作者的苦心经营、心锤炼才能达到的。
8.
The poet inclined to arrange poems with patience and enduring resolve in energy and energies of a lifetime .
可以说诗人是倾毕生之精力与心血苦心经营着诗歌。
9.
He didn't resent taking pains to assure the financial security of his family.
为了使他的家庭在经济上有保障而苦心经营，他对此毫无怨言。
10.
Some wore the cunning look of bargaining and plotting, some were anxious and eager
有的带着斤斤计较的苦心经营的诡诈面孔，有的很着急很迫切。
11.
It is the end result of long labor on an aesthetic project
作品”是指作者在一个美学项目上长期苦心经营的最终产物。
12.
It took the company quite some years to work up a market for its products.
该公司苦心经营了多年才为自己的产品开辟了市场。
13.
A vassal state under the Shang, Zhou gained sufficient strength to challenge the dynasty owing to its good governance over the years.
周虽然是商的属国，但由于历代君主的苦心经营，到商朝末年它已经有了足以同商相抗衡的实力。
14.
The business was almost bankrupt when he took it over, but within a few years he had worked it up to be a prosperous concern.
他刚接管时，这个企业濒于破产，但经过几年的苦心经营，他逐渐把它发展成一个繁荣的企业。
15.
He kept strictly to the conventional ideas of what an angel and a saint should look like.
由于卡拉瓦乔的苦心经营，力图使画作生动有趣，所以第二幅画也不失为一幅佳作。
16.
She was the first woman to be a true media mogul,running The Washington Post Company for more than three decades.
她是第一位真正成为媒体巨子的女性，苦心经营《华盛顿邮报》公司30多年。
17.
They did their utmost to run the company, but at last, they had to cease all activities because of lack of funds and technical manpower.
公司建立后，他们苦心经营、举步维艰，终因迈不出资金短缺，技术人才匮乏这两道坎而偃旗息鼓。
18.
He started his business on a shoestring.It took a lot of hard work and clever planning to build up it up to where it is today.
他的公司是小本经营开办起来的，经过不少的艰苦劳动和苦心规划，才发展到今天这个样子。