必不可少

We believe the steps we are taking today are necessary for Lenovo to compete in today's economy.

我们认为我们现在采取的措施对联想在当今的经济环境下参与竞争是必不可少的。

Here we demonstrate that expression of the cell-cycle inhibitor p21 is indispensable for maintaining self-renewal of leukaemia stem cells.

我们发现细胞周期抑制因子p21的表达对维持白血病干细胞自我更新是必不可少的。

Going forward, the ability to teach yourself is the hallmark of a great liberal arts education and will be the key to your success.

从长远看，自学能力是优秀的素质教育中必不可少的，将成为你成功的关键。

The inevitable need for a ligature is depending on the design of a font.

连字是否必不可少，取决于字体的设计。

The inevi need for a ligature is depending on the design of a font.

连字是否必不可少，取决于字体的设计。

In ancient China, literator put emphasis on calligraphy,which become necessary test contents of imperial examination.

在古代中国，文人特别注重书法，而且书法也成了科举考试中必不可少的科木。

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。

Agriculture is essential to the national economy and the people's livelihood.

农业是国民经济和人民生活必不可少的。

Second, the most common student groupings in oral lesson are lockstep, pair work and group work.

最后，课堂纪律作为一种制约教师和学生的行为规范，对保证课堂教学活动的顺利进行是必不可少的。

Auxiliary power supply system is an important part of electric locomotive.

辅助电源系统是电力机车必不可少的重要组成部分。

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。