英语短语 "由……组成" 有以下几种:
consist of
定义:表示“由……组成”,没有被动语态结构。
例句:The United Kingdom consists of Great Britain and Northern Ireland.
be composed of
定义:表示“由……组成”,通常用于被动语态。
例句:The book is composed of many chapters.
be made of
定义:表示“由……组成”,通常用于被动语态,强调组成成分是可见的或可识别的。
例句:The table is made of wood.
make up
定义:表示“组成,编造,弥补”,通常用于主动语态。
例句:Forty-five students make up our class.
be made up of
定义:与“be made of”意思相同,但也是被动语态结构。
例句:The group is made up of several experts.
be formed of
定义:表示“由……形成”,通常用于被动语态。
例句:The statue was formed of marble.
简单区别:
consist of:没有被动语态结构,用于主动语态,强调组成关系。
be composed of和 be made of:都用于被动语态,强调组成成分是可见的或可识别的。
make up:用于主动语态,可以表示组成、编造、弥补等多种意思。
be made up of:与“be made of”意思相同,但也是被动语态结构。
be formed of:用于被动语态,强调形成过程或结果。
根据具体的语境和需要表达的细微差别,可以选择合适的短语来表达“由……组成”的意思。