不必要

The effectiveness of Periston had been clearly established, but it was stored in the body for undesirably long periods.

Periston的成效已明确地建立起来，但在一段不必要的长时间内，它在被储存在身体中。

The guideline aims to prevent what is being called the undignified and unnecessary resuscitation of patients who would not benefit from the procedure.

新法规旨在避免对无可挽回的病人进行所谓的"没有尊严的"和"不必要的"抢救措施。

Home bias may play a role in the investment strategy of all investors , which may lead to an undiversified portfolio causing unnecessary volatility , said Barnerjee .

表示，只投注重资国内股票的投资策略会使投资组合就不够分散，并会导致不必要的起伏波动。

Opponents of the profit system brand profit as unearned income, unnecessary and unjustified.

反对者的利润系统品牌利润不劳而获的收入，不必要和没有道理的。

With my business, I am going through and eliminating unessential expenses as much as possible.

在生意中，我会尽可能的斟酌并减少不必要的开销。

She states,"No one should be subject to unlawful or unnecessary interference of privacy."

她说："没有人应该遭受非法的或不必要的隐私干涉。"

When spraying the chemical, the essential safety and convenience of the public must be taken into consideration, avoiding unmeaning diffusion.

喷药时要小心控制，考虑公众的安全与便利，避免不必要的扩散。

They are safer and can often control the urge that you have to spend unnecessarily.

他们是安全和可以控制，往往敦促你要花费不必要的。

This uses up an enormous amount of space unnecessarily that could be put to better use.

这使用了一个庞大的空间不必要的，可向更好地利用。

I convinced him that he was worrying unnecessarily and convinced him to have a more open policy.

我相信他，他并确信他有不必要的担忧更开放的政策。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。