composition

Some minerals have complex chemical compositions..有些矿物的化学构成很复杂。

chemical composition,化学成分；化学组成

mineral composition,矿物组成，矿物成分

phase composition,相组成；相成分；相位成分

species composition,物种组成；种类成分

gas composition,气体组分，气体成分

body composition,身体组成

musical composition,乐曲

internal composition,内部合成

product composition,产品构成

music composition,音乐写作；音乐合成

elemental composition,构成的化学元素

group composition,族组成；团体组成

composition of a picture,画面结构

color composition,色彩构成；铯彩构图；彩色合成

grain composition,颗粒级配；颗粒组成；粒度组成

ethnic composition,种族构成

floristic composition,植物区系组成；植物种类成分

atmospheric composition,大气成分，大气组成

age composition,年龄结构；年龄组成；年龄分布

mechanical composition,机械组成

真题例句...and there is no evidence that texting is ruining composition skills...第一套CET62014.6阅读理解

真题例句...it is not their single-sex composition that makes them excellent...第三套CET62014.12阅读理解