不可或缺

With the advancement of age and society, women have been an essential part of the work force in a society.

伴随时代进步与社会发展，女性成为社会职业大军中不可或缺的重要组成部分。

It is the same case with the qualities of themind. The ancient stoics were of opinion, that as the world wasgoverned by the all-ruling providence of a wise, powerful, andgood God, every single event ought to be regarded, as making anecessary part of the plan of the universe, and as tending tovices and follies of mankind, therefore, made as necessary a partof this plan as their wisdom or their virtue; and by that eternalart which educes good from ill, were made to tend equally to theprosperity and perfection of the great system of nature.

古代斯多葛哲学派认为，世界被一位聪明绝顶、威力无穷、慈悲为怀的神灵，以一种全天候统治的天意所管制，每一件事都应被视为宇宙计划不可或缺的一部分，而且旨在促进整个世界的总体秩序与幸福：人类的愚昧与罪过，就像聪明与美德一样，也必然会被安排成为这一计划的一部分；凭借从邪恶中引发美好的永久性技艺，促进自然界伟大的体系之繁荣与完美。

Ensuring a competent and independent audit is an essential part of the supervisory board's work.

确保一个称职的和独立的审计是一个不可或缺的部分，监事会的工作。

Therefore, the distinction between ownership of the building of modern civil law system is an integral part of a major system.

因此，建筑物区分所有权制度是现代民法不可或缺的一项重要制度。

Because of this, nowadays catastrophe risk management has become an essential part of social development.

正因为如此，如今巨灾风险管理已成为保障社会发展方面不可或缺的一部分。

Because of this, nowadays catastrophe risk management has become an essential part of social development.

正因为如此，如今巨灾风险治理已成为保障社会发展方面不可或缺的一部分。

Sagonda, the mother-in-law, talks about her indispensable role whenever a daughter-in-law gives birth, and then a scene unfolds in which Boro, Duka's co-wife, goes into labour and, with the help of Duka, the mother-in-law and two other women, gives birth to a son.

每当儿媳生产的时候，婆婆Sagonda总是谈及她的不可或缺的作用。随之出现的一个镜头是波洛即将临盆，并在Duka、婆婆以及另外两名妇女的帮助下生下一名男婴。

The possiblehost objective reason all is very many, but, our country numericalcontrol engine bed function part development backwardness -- varietyfew, unit technical level low, performance quality insufficientlystable, the cost stays at a high level, the delivery insufficientlywas prompt and so on -- not to be able to satisfy the numericalcontrol engine bed main engine product need to develop, had noalternative but to say was most direct, the most main reason, Becauseall numerical controls engine bed all is by each kind of function part(including host 轴头, straight line rolls guide rail, ball bearingguide screw vice-, numerical control tool rest, knife storehousemanipulator, rotary table, numerical control servosystem, surveyfeedback as well as safe protective equipment and so on), the functionpart which on foundation rack and so on the lathe bed, column thecollection attire becomes is the numerical control engine bedimportant component, moreover is the indispensable part.

可能主客观原因都是很多的，但是，我国数控机床功能部件的发展落后──品种少，单元技术水平低，性能质量不够稳定，成本居高不下，交货不够及时等──满足不了数控机床主机产品发展的需要，不能不说是最直接、最主要的原因，因为所有的数控机床都是由各种功能部件（包括主轴头、直线滚动导轨、滚珠丝杠副、数控刀架、刀库机械手、回转工作台、数控伺服系统、测量反馈以及安全防护装置等）在床身、立柱等基础机架上集装而成的，功能部件是数控机床的重要组成部份，而且是不可或缺的部份。

Furthermore, it is also imperative for pediatric chest specialists to correctly place the chest drainage tube without complications.

在治疗上，正确且没有后遗症的引流管置放在处理肺炎并发症病人也是不可或缺的能力。

It is known by the world that trees can't be absented.

世界都知道树木对我们是不可或缺的。

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。