Simple as the question seems, it is not common in nature at all .

这问题似乎简单，但实质上它一点也不普通。

youdao

Although make up water easily, but it is not common evaporation of water.

虽然化妆水容易蒸发，但它并非普通的水。

youdao

Experts determined that it is not common for the construction of the Loulan people, but an important tomb.

专家认定，它绝不是为普通楼兰人修建的，而是一处重要陵墓。

youdao

To hear an oriole sing May be a common thing Or only a divine It is not the bird Who sings the same unheard, As unto crowd.

VOA: special.2010.07.18

And I wanted to show that common knowledge is not such an obvious a concept, as I've made it seem on the board.

我想让大家明白,共同知识并不是像我写在黑板上的,是一个想当然的概念

耶鲁公开课 - 博弈论课程节选

I appreciate particularly the idea of human rights, because it is meant to get a round culture, and particularly a round religion, to find those common denominators, hopefully not the lowest denominator that's just ethical washout. It doesn't mean anything.

我尤其赞赏人权的观点，因为它是要构建一个全面的文化，尤其是一个全面完整的宗教，以此来寻求人类共通的地方，希望别是最低层次的共通点,否则只会是道德的失败，没有任何意义。

普林斯顿公开课 - 人性课程节选

"It is not common for a president to stand before the nation and say 'Things haven't gone well, " Bachelet said in Spanish.

NPR: In Chile, Commuters Sue City over Transit System

"It is not a common event in Israel, " he was quoted as saying.

BBC: Israel bank shooting leaves four dead

It is not a common-sense approach.

WHITEHOUSE: Press Briefing