It is a very difficult undertaking and it is a unique undertaking.

这是一次非常困难的任务，也是一次与众不同的任务。

He said it is an extremely difficult undertaking to found a new tradition.

他说，开创一个新的传统是极其困难的事业。

It promised to be a more difficult undertaking than might appear at first sight.

那项任务可能比乍看之下还要困难。

I began to understand: no woman can be a man, but not without cause, I began a difficult undertaking.

我开始懂得：男人可以没有女人，但是不能没有事业，于是我开始艰难的事业。

As compared to simply removing old files, this can be a more difficult undertaking depending on the environment complexity.

比起简单地删除旧文件，根据环境复杂度进行删除可能更加困难。

Today Phil has to visit hospital for tests – a difficult undertaking because she is bedbound and has been now for some 15 years.

菲尔今天得去医院做检查---这对已经卧床十五年的她来说是一项艰巨的任务。

Given all of these challenges, creating a reliable TCS is a difficult undertaking for anyone implementing a service-oriented architecture.

假设存在所有这些挑战，创建一个可靠的TCS对任何实现面向服务的体系架构的人来说都是困难的任务。

This special liquid must be subject to the same amount of pressure as the oil and gas surging upward — an extremely difficult undertaking.

这是一项艰巨的任务，因为下方油气翻滚，这种特殊液体必须要承受同等的压力。

Such an undertaking is very difficult when just one company controls allof the pieces.

当一家公司控制所有部分时，这项任务就非常困难了。

Mr Peugeot knew what he was looking for: an experienced industrialist with an international outlook and a record of undertaking difficult turnarounds.

标致先生清楚他要找什么样的人：一名经验丰富的企业家，具有国际视野，而且负责解决过困难重重的重大变革。

For the event very difficult to gain direct experience like innovative undertaking, college students will be more dependent on the media information.

对于创业这一很难获取直接经验的事件，大学生更多地会依赖于媒体信息。

Raising initial funds is a difficult problem for college students' innovative undertaking, and it is also a hot topic concerned by all related institutions in our country.

筹集创业启动资金是困扰大学生创业的一大难题，也是当今国家各有关部门积极探讨的焦点问题。

The key point of health undertaking lies in rural area, and the difficult point is also in rural area.

卫生工作的重点在农村，难点也在农村。