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function as

/ˈfʌŋkʃən æz/
phrasal verb★中级💡 作为◆短语动词
正式

以某种特定角色或功能运作或被使用

The sofa functions as a bed when unfolded.

沙发展开后可作为床使用。

He functions as the team leader in her absence.

在她缺席时,他作为团队领导运作。

💡

强调某物在特定情境下的角色或功能,常用于正式或技术描述。

搭配

function as a作为一个serve to function as用于作为

同义词

act asserve aswork asoperate as

反义词

fail to function asmisfunction as

相关短语

act as短语动词
充当某种角色或功能
serve as短语动词
用作或担任某种职能

💡专业提示

区分'function as'与'work as'

'function as'强调的是某种功能或角色的运作,常用于正式或技术语境;而'work as'更侧重于职业或身份的实际执行。例如:'He works as a teacher'(他担任教师),而'The room functions as a classroom'(这个房间作为教室使用)。

⚡黄金法则

使用场景

当描述某物在特定情境下的功能或角色时,优先使用'function as'。例如:'This knife functions as a bottle opener.'(这把刀可以当开瓶器用。)

📖词源

由名词'function'(功能)与介词'as'(作为)组合而成,强调在特定角色中的运作方式。'function'源自拉丁语'functio'(执行),16世纪后在英语中发展出'功能'或'作用'之意。

📝用法说明

常用于描述某物在特定情境下的角色或功能,强调其被动或主动的运作方式。在正式文本中较为常见。

单词拆解

function
功能、作用
root
+
as
作为、当作
preposition
英汉词典

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