必要的

At the North American Evangelistic Council of January 7, 1977, he clearly enunciated that the wearing of the ring was not imperative in this country.

在1977年1月7日北美传道大会上，他清楚地说明了戴结婚戒指在美国不是必要的。

But even though money is necessary to life, it can＇t buy happiness.

但是，即使钱是必要的生活，买不到幸福。

2The necessary evidence of the offence or evidentiary material.

必要的犯罪证据或者证据材料。

At the same time, the large-scale shaking table test techniques of saturated sand ground were discussed, such as the design and preparation of saturated sand model ground, the arrangement of sensors and the test load program, which could be used as common reference to the same kind tests as well as necessary technical experience for subsequent shaking table tests on stone columns composite foundation in future.

同时，探索了饱和砂土地基液化大型振动台模型试验技术，如饱和砂土模型地基设计与制备、传感器布置、试验加载方案确定等，为今后开展此类试验提供一般的研究思路，并且为后续碎石桩复合地基振动台试验提供了必要的技术经验。

We think it necessary to begin with the experiment.

我们认为先做这个实验是必要的。

I think it necessary to explore the space.

我认为探索太空是有必要的。

It's quite necessary for students to do the eye exercises.

对学生们来说，做眼保健操是十分必要的。

In order to effectively reduce the high embankment, a reasonable density and location of facilities horizontal position research is essential.

为了有效降低路堤高度，合理横向设施密度和选址位置研究是非常必要的。

Region that needs to be repainted, and factor out all of the unnecessary painting increasing the

区域，需要重新绘制，和要素进行不必要的画都增加

The children need to be taught the facts of life.

教导儿童性知识是必要的。

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。