紧要的

This is a matter of no account.

这是一件紧要事。

He often dissipated his energies in trivial matters.

他常在紧要小事上浪费精力。

That’s something extrinsic to the subject.

那是对本题紧要。

We have an urgent thing.

我们有一件紧要事情。

It is a mere trifle.

那只是紧要琐事而已。

Besides the noble art of getting things done, there is a nobler art of leaving things undone. The wisdom of life consists in the elimination of nonessentials.

除了有高贵艺术将事做好以外，还有高贵艺术不将事做完成。生命智慧包含将不紧要事消除。

By becoming involved with tangential issues, it hopes to hide the real question and keep it out of mind.The ego's characteristic busyness with nonessentials is for precisely that purpose.

它之所以老在紧要问题上搅和，乃是希望开真正问题，将它驱逐于心灵之外。

These case studies show that s mall subject vocabularies are useful for these community-oriented services, and that maintenance is a crucial issue for the development and use of the vocabular ies.

从这两个案例可以 看出小型主题词表对专业服务是非常有用，并且维护工作对词表建立和应用是至紧要。