不必要的

Nearly one in 2 births in China is delivered by Cesarean section, a quarter of which are not medically necessary, according to the World Health Organization.

世界卫生组织在最近一份调查报告中指出，中国近半产妇在生育时都选择剖腹产，而其中有1/4在医学上是不必要的。

It was not necessary to stand in a queue.

这样做是不必要的。

It has also led to unnecessary red tape and a host of trade barriers.

同时这也引起了不必要的官僚主义作风和贸易壁垒。

Second, actively organize training, to avoid unnecessary rework.

二是积极组织培训，避免不必要的返工。

In confirmation letters, we can repeat the sales terms again in order to avoid unnecessary trouble.

在确认信中，可以再重复一次交易条款，以避免不必要的修改。

The insured person must avoid needless self-exposure to peril unless attempting to save human life.

四、 除紧急情况下救人外，被保险人必须避免将自己暴露在不必要的危险境地下。

We should try our best to reduce unnecessary slips in our work.

我们要尽可能地减少工作中不必要的失误。

Little Snitch allows you to intercept these unwanted connection attempts, and lets you decide how to proceed.

小打小报告允许你拦截这些不必要的连接尝试，并让您决定如何进行中。

In order to improve the level of quality control in solvent dewaxing unit,overcome the fluctuating of quality in finished oil's big tank for the delay of general analysis,and decrease unnecessary waste,SINOPEC Jinan Company was successful to put online instrument for analyzing dewaxing oil solidifying point into action for the first time.

为了提高溶剂脱蜡装置的质量控制水平，克服常规分析不及时造成的成品油大罐质量波动，减少不必要的浪费，中国石化济南分公司首次成功使用了去蜡油凝点在线分析仪。

In Dell's personal opinion, it is very necessary to spurn the unnecessary middle points.

戴尔本人坚持认为，要摒弃不必要的中间环节。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。