It's all I want it to be a big net, but I don't think that my works, based on my mind, works in such a way that it can have necessary and sufficient conditions so that there will be no overlap.

我想构建一张很大的网，但我认为，我的书，根据我的想法，不可能，具备必要且充足的条件，以使得其中没有重合之处。

youdao

These are necessary, though not sufficient, conditions for GM's survival.

但就通用汽车的生存而言，这些只是必要条件，而非充分条件。

youdao

It is an essential definition because it attempts to get at the essential features of the concept - its necessary and sufficient conditions of application.

它是一个本质定义，因为它试图抓住这个概念的本质特点——即使用这个概念的必要条件和充分条件。

youdao

Intelligence and wit were necessary but not sufficient conditions.

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In their latest FOMC meeting, the committee agreed to set numerical thresholds for rate hikes, which are necessary but not sufficient conditions: the unemployment rate must fall to 6.5% or below, and the one-to-two year inflation projection should be at or below 2.5%.

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