One unique characteristic of salmon is they will come back to the same natal stream or area where they were born and raised.

三文鱼的一个独特的特点就是他们会返回其出生及成长的河流或地区。

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Minnan, based on its unique geographical environment and the humanity history background, has formed rich traditional region characteristic of Minnan culture.

闽南，基于其独特的地理环境和人文历史背景，形成了富有地域特色的闽南传统文化。

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Progressive elaboration is a characteristic of projects that accompanies the concepts of temporary and unique.

逐步完善是项目伴随临时性和独特性两个概念的特点之一。

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Plate tectonics, the formation of faults and the moving of the continental crust over a molten interior, is a characteristic unique to Earth and it meant that minerals evolved far beyond those on any other planet in the Solar System.

ECONOMIST: Minerals