必不可少

Punctuality is a necessary habit in all public affairs of a civilized society.

准时是文明社会各项公共事务中的一项必不可少的习惯。

With the rapid and healthy development of Internet, e-commerce applications, the Internet is fast and efficient, convenient,a household word has become an essential part of people's lives.has been the rapid development of Internet applications.

摘要随着国际互连网的快速健康发展，电子商务的应用，Internet快速、高效、方便，已经深入千家万户，成为人民生活必不可少的一部分，Internet的应用也得到迅猛的发展。

The heart is a vital organ.

心脏是必不可少的生命器官。

It is absolutory necessary for bald forever patients.

特别是对于某些永久性脱发，毛囊移植是必不可少的。

This was attributed to the poor solubility of Ag-TCNQ in acetonitrile.

研究贮氢材料，对其热稳定性研究是必不可少的，因此本文这部分首先对M-TCNQ材料的热稳定性进行了较系统的研究。

Society is built upon their acquiescence, and upon their small and neccessary labors.

社会是建立在她们默许上，建立在她们微小单必不可少的劳动上的。

Your remarks in the court were necessary auxiliaries to my brother's acquittal.

你法庭上的陈词是宣判我哥哥无罪必不可少的辅助陈述。

For a deeper study of the councils a good collection of the Acta Conciliorum is indispensable.

为更深入的研究，两个市政局的一个很好的收集该学报conciliorum是必不可少的。

A good command of one s mother language is essential in translation.

必不可少的翻译掌握好自己的母语在翻译中是必不可少的。

If this is the case, a sample from the child and the putative father are essential, with a sample from the mother being desirable but not essential.

如果是这种情况，样品从儿童和推定的父亲是必不可少的，从一个样品的母亲正在可取的，但并非必不可少的。

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。