文章认为，指向成分和被指成分组成的“语义指向结构”反映了语言外部世界“属性和主体”的关系。
In this paper, the semantic orientation structure, which contains the components of the orienting and the oriented, reflects the relations between characters and objects of language's outer world.
文章论述了酵母细胞壁的主要组成成分、作用机理、功能特点及其在水产健康养殖中的应用情况，并对其应用前景作了分析。
This article summarizes the constituents of yeast cell wall, functions, function mechanisms, applications and application prospect of yeast cell wall in health aquaculture.
文章作者表示，脂肪在进食之后将在胃的下部存在一段时间，并且它们也是构成胃内表面细胞的组成成分之一。
Fat remains in the proximal stomach for some time after a meal and also makes up a substantial amount of the cells lining the stomach, say the authors.
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