It's something that has never been undertaken before.

件事以前我们做过的。

Then there are a number of actions that have been undertaken.

其次采取了多项行动。

Brexit is one of the most challenging projects ever undertaken by parliament.

英脱欧议会有史以来最具挑战性的项目之一。

I'm pretty sure we wouldn't have undertaken polio without that example.

我很确定，如果有个例子，我们就不会感染脊髓灰质炎。

Sounds like a big project. Isn't it too big for one country to undertake?

听起来像一个大工程，由一个家来完成的话不量太大了？

She intends to unwind tech mergers deemed " anticompetitive" because they were undertaken to neutralise potential competitors.

她打算撤销被视为“反竞争”的科技企业合并，因为些合并为了中和潜在竞争对手。

I undertook to teach the children English.

我答应教孩子们英语。

In the past decade almost 2,000 liberalising reforms have been undertaken in areas covered by the report.

在过去的十年内，在份报告所包含的地区内大约有2000个自由化改革措施被实施。

The dam breach is part of the largest river restoration project ever undertaken in the United States.

大坝决口有史以来最大的河流修复项目的一部分。

All activities that are innocuous and at the time they were undertaken, were not illegal.

所有的活动都有造成危害，目前都在正常进行，都合法的。

A major review of army medical standards was undertaken with sweeping effects.

政府对军队医疗标准进行了一次重大审查，产生了广泛的影响。

It was a terrible journey for a girl of eighteen to undertake alone.

对一个十八岁的女孩来说，一个人的旅途充满艰险。

At that price they would soon pay for themselves doing tasks like the one being undertaken in Van Dyke.

以样的价格，他们很快就能为自己做的任务买单，比如在范戴克变速器厂中进行那项任务。

Now because of potential interference with maternal resuscitation, fetal monitoring should not be undertaken during cardiac arrest in pregnancy.

由于对产妇复苏的潜在干扰，胎儿监护不应该在妊娠期心脏骤停期间进行。

So that's why we're saying Drive Electric is the most ambitious coalition and campaign in our space ever undertaken.

所以我们才说，Drive Electric 我们领域内有史以来最雄心勃勃的联盟和运动。

She also promised that the commission would undertake a comprehensive reform of the electricity market.

她还承诺，该委员会将对电力市场进行全面改革。

A student revealed that if her teacher gives five problems, she will undertake ten.

一位学生透露，老师若布置五道题，她会做上十道。

They encouraged their children in their studies but did not undertake the work for them.

在学习方面他们给孩子以鼓励，而不代劳。

It's not that we don't fight, says Mariska. Take, for example, the kitchen renovation they are currently undertaking.

“并不说我们有争执，”玛丽丝卡说。以他们目前正在进行的厨房改造为例。

UN agencies have been undertaking such prevention focused initiatives in many parts of the world.

联合机构已经在世界上很多地区，展开各类以预防为主的项目。