对...必不可少

But this is the litmus test for finding the genes that are essential for reprogramming, he says.

他说&但这种试验是至关重要的&，因为人们发现了基因对细胞的改编过程是必不可少的。

Being aware of the differences between the sexes is essential to your career success.

慎待性别间的差异对你的职业生涯成功是必不可少的。

She felt that she was made certain assurances about being part of the show this season.

她觉得对她而言，可以确保自己是第三季中必不可少的一部分了。

There is no food that is essential, but there are nutrients that are necessary for good health.

没有哪种食物是必不可少的，但有些营养成分对身体健康是不可缺少的。

It will be showed that how an agency-based account of this duty makes its demand not only feasible, but also essential for having a meaningful life.

并且将会展示出，一种对此一义务以行为能力为基础的解释，如何使得它的要求不但是可行的，甚至是对於拥有一个有意义的生活必不可少的。

The high growth of GDP and accumulating reserve has offered fundamentals of Chinese overseas ecurities,and the retaining and incremental requirement of foreign currency asset is the internal momentum of Chinese overseas securities In the transitioning stage,the overseas securities and capital operation is becoming a necessity for broadening investment channel and diversifying risks.

我国经济的高速增长和外汇储备的不断累积为我国境外投资提供了物质基础，对于我国外币资产的保值增值需求成为境外投资的内在动力；随着我国经济发展逐步进入转型阶段，海外证券投资和资本运作将成为我国经济成功转型必不可少的要件之一；海外证券投资是对国内较为狭窄的投资渠道的一种良好补充，为境内投资者提供了分散化解风险的投资方式。

RESULTS: According to the documents, the stagnant blood symptoms was the important etiopathogenisis and pathogenesis of the disease, the promoting blood flow method was the important treatment According to the retrospective clinical observation, we found that the patients had stagnant blood symptoms According to picture of the tongue and pulse tracings indicated the stagnant blood symptoms which occupied 94%/76%.

结果： 通过古代和现代文献的调研，提示瘀血是糖尿病肾病的重要的病因病机，活血化瘀法是从古至今治疗糖尿病贤病必不可少的重要治法。通过对糖尿病贤病的回顾性临床观察，我们发现患者不同程度瘀血的证候特点，其中具有瘀血表现的舌象和脉象比较普遍，分别占94%和76%，中医诊断的重要手段，从糖尿病贤病患者、舌、脉表现，提示了瘀血是糖尿病贤病的重要临床徵象。

In after-school time, I like to read books, draw nourishment from the book to equip themselves with new ideas, explore mind, in addition to reading, the appropriate sport for me is also indispensable, is a strong body of work The former Tam, so every day I will carry out appropriate amount of sports.

在课余时间里，我喜欢阅读各类书籍，从书中汲取养料来充实自己、更新观念、开拓胸怀，除了读书，适当的体育运动对我来说也是必不可少的，强健的身体是进行工作的前担，因此，每天我都会进行适量的体育活动。

The various functions of the apertures are essential to the shielding box. Electromagnetic pulse couples into the shielding box through the "back-door coupling", which inevitably interferes with or damages the electronic components used in the shielding box.

而屏蔽机箱上各种功用的孔缝是必不可少的，电磁脉冲通过&后门&耦合进入屏蔽机箱，并对其内的电子元器件进行干扰或毁伤则是不可避免的，也是电磁脉冲进入屏蔽机箱的重要途径之一。

One mobile telephone cell charger is necessarily to a mobile telephone user.

手机电池充电器对手机用户来说必不可少。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。