not indispensable

And they are not only indispensable part of the stage setting, but also doors with symbolic significance.

这两扇门是舞台背景不可或缺的一部分，也是具有象征意义的两扇门。

Listening is not only an effective way but also a kind of indispensable ability for students to obtain information and refine information.

倾听，是学生获取信息、提炼信息不可或缺的有效途径和一种必不可少的能力。

Geoff Cooke's recent remark that no one is indispensable will certainly not have escaped him.

杰夫·库克近来关于没有什么人是不可缺少的那番话当然也包括他。

It was not going to give up global leadership any time soon, and it was the indispensable player in new security systems.

它不会在近期内放弃全球领导地位，而且在新安全体系中也是不可或缺的角色。

I hope not only that you recover quickly, but that if your employer ends up finding you less indispensable than before, that the feeling is mutual.

我希望，你不但要尽快恢复，而且，即使最终公司发现你不像以前那样必不可少，你也会觉得不是离开了那里就不行。

I did not put forth the plan as a Procrustean bed, to which exact conformity is to be indispensable.

我提出这项计划不是要一刀切让大家必须遵守的。

The work of tidal prediction is very important to understand and make use of the ocean, it is indispensable not only in citizen life but also in military.

潮汐预报是人们认识和利用海洋中重要的一环，它无论在民用上还是军事上都有极其重要的作用。

Forest resources are indispensable for human development. Forests do not only provide timber resources for economic development, but also provide important ecosystem services, such as soil and water conservation, environmental improvement and tourism.

森林资源不仅为经济发展提供了木材资源，而且拥有保持水土、改善环境、旅游休憩等重要的生态服务功能，是人类发展不可或缺的资源。

It may not yet be democracy, but it is an indispensable milestone on the path to it.

这或许还算不上民主，但这是走向民主道路上一块不可或缺的里程碑。