事业的英文：
cause
undertaking
enterprise
plant

参考例句：

archival undertaking in Japan
日本档案事业

Writing by profession
铅椠事业

He is running a prosperous business.
他的事业经营得很成功。

They rallied to their leader's cause.
他们团结一致支持领袖的事业。

an unlikely undertaking
一项似乎不会成功的事业

His election to the presidency was the apex of his career.
当选总统是他一生事业的顶峰。

Broadcasting authorities are often public corporations.
广播事业管理机构一般为公营公司.

She was diligent in her studies and finally got to the top of the ladder.
她学习勤奋，终于达到事业的顶峰。

Because of the shuttle, space flight has become an international commercial enterprise.
随着航天飞机的出现，空间飞行已经成为一项国际性的以赢利为目的的事业。

My courses at Zhongshan University were specially planned to prepare me for a career in personnel management.
我在中山大学所修的课程特别为我在人事管理方面的事业铺平了道路

cause是什么意思：
n. 原因；理由；事业，目标
v. 引起；使遭受；促使

There is no cause for concern.
不必担心。

To cause to zoom.
使急遽上升，使猛增

To cause to taper.
使成锥形

undertaking是什么意思：
n. 事业，企业；保证
v. undertake的现在分词

to bear; to shoulder; to undertake; to assume
担负

A chivalrous or adventurous undertaking.
大胆的或冒险的经历

Their installation proved a laborious undertaking.
要来安顿这些人，确实是一件麻烦的事情。

enterprise是什么意思：
n. 事业；进取心，事业心；企业

She is a woman of great enterprise.
她是一位事业心极强的女子。

Many enterprises will be forced to close.
很多家企业将被迫倒闭。

The project is funded by private enterprise.
这项工程是由私人企业提供资金的。