an artifact that is one of the individual parts of which a composite entity is made up; especially a part that can be separated from or attached to a system同义词：component, element
a member of a constituency; a citizen who is represented in a government by officials for whom he or she votes
(grammar) a word or phrase or clause forming part of a larger grammatical construction同义词：grammatical constituent
an abstract part of something同义词：component, element, factor, ingredient
形容词 constituent:
constitutional in the structure of something (especially your physical makeup)同义词：constitutional, constitutive, organic
例句
An essential or constituent element; a moment.必要的或构成的元素; 契机
Analyze the sentence into its constituent parts.把这条句子的各个成份加以分析。
Do you know the constituents of the mixture?你知道这种混合物的成份吗？
详细解释
con.stit.u.ent adj.（形容词）Serving as part of a whole; component:组成的：作为整体一部分的；组成的：例句：a constituent element.一个构成因素 Empowered to elect or designate.任命：被授权选举或任命的Authorized to make or amend a constitution:有权利制定或修改宪法的：例句：a constituent assembly.立宪会议 n.（名词）A constituent part; a component.See Synonyms at element 成分：一个构成部分；成分参见 elementA resident of a district or member of a group represented by an elected official.选民：由一名被选出的官员作代表的选区居民或一组织的成员One that authorizes another to act as a representative; a client.委托人：授权他人代表其行事的人；委托人Grammar One of two or more elements into which a construction or compound may be divided by analysis, being either immediate, asHe/ works on the railroad, or ultimate, as He/ work/s/ on/ the/ rail/road.【语法】 成分：一个结构体或复合体通过分解可以分为两个或多个要素中的一个，可以是直接成分，如他／在铁路上工作， 或者也可以是最终的成分，如 他／在／铁路／上／工作 来源：Latin cônstituôns cônstituent- [present participle of] cônstituere [to set up] * see constitute 拉丁语 cônstituôns cônstituent- [] cônstituere的现在分词 [建立] *参见 constituteN., from French 名词，源自 法语 from Latin cônstituôns 源自 拉丁语 cônstituôns 【引伸】 constit.uently adv.（副词）