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serve as

/sɜːrv æz/
phrasal verb★中级💡 担任;作为
正式

担任某个职位或角色;作为某种用途或功能

He serves as a volunteer in the local community.

他在当地社区担任志愿者。

This room can serve as a guest bedroom.

这个房间可以作为客房使用。

💡

通常用于正式或中性场合,强调功能或角色。

搭配

serve as a bridge作为桥梁serve as a model作为榜样serve as evidence作为证据

同义词

act asfunction aswork as

反义词

resign fromabdicate

相关短语

act as短语
担任某种角色
function as短语
发挥某种功能

💡专业提示

记忆技巧

将 'serve as' 拆分为 'serve'(服务)+ 'as'(作为),联想为 '以...的方式服务',即 '担任' 或 '作为'。例如:'serve as a leader' → '以领导者的身份服务'。

⚡黄金法则

用法规则

1. 后接名词时,通常表示职位或角色(如 'serve as a teacher')。2. 后接名词短语时,表示功能或用途(如 'serve as a meeting room')。3. 不用于被动语态。

📖词源

由动词 'serve'(服务、担任)和介词 'as'(作为)组成,起源于古英语 'serfian'(服务)和拉丁语 'servire'(服务)。在中世纪英语中,'serve' 已发展出 '担任职务' 的含义。

📝用法说明

1. 通常后接表示职位、角色、用途的名词。2. 正式场合常用,如法律文书、正式演讲。3. 不用于描述临时或非正式的职责。

单词拆解

serve
担任职务、发挥作用
verb
+
as
作为、以...的身份
preposition
英汉词典

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