英语短语 "be dedicated to" 是一个常用的表达,核心含义围绕 “专注、奉献、专门用于”,具体解释和用法如下:
"be dedicated to" 主要有两层常见意思:
1、 (人)致力于/献身于/专注于(某事业、目标或活动,强调长期的投入、使命感或奉献精神);
2、 (物)专门用于/专供…使用(指某物的设计或用途仅针对特定目的)。
该短语是 “be动词 + 形容词(dedicated) + 介词(to)” 的结构,其中:
be动词 随主语的人称、数和时态变化(am/is/are/was/were/have been等);
to是介词,后面必须接 名词、代词或动名词(doing),不能接动词原形!
强调个人对某事业、目标或活动的长期投入,带有“奉献”或“专注”的感情色彩。
She is dedicated to the cause of environmental protection.(她致力于环保事业。)
He was dedicated to helping homeless people all his life.(他一生都献身于帮助无家可归者。)
They have been dedicated to this research project for five years.(他们已经专注于这个研究项目五年了。)
指某物的功能、用途或设计仅针对特定目的。
This room is dedicated to holding team meetings.(这个房间专门用于开团队会议。)
The new library wing will be dedicated to children’s literature.(图书馆的新馆区将专供儿童文学使用。)
The fund is dedicated to supporting local artists.(这笔资金专门用于支持本地艺术家。)
dedicate oneself to:与"be dedicated to"含义一致,但更强调“主动奉献”(前者是主动结构,后者是状态/被动结构)。
例:He dedicated himself to his work. = He was dedicated to his work.(他全身心投入工作。)
be devoted to:与"be dedicated to"近义,但"devote"更侧重“投入时间/精力”,"dedicate"更正式、强调“使命感或献身”(如对事业、理想的奉献)。
介词to后的搭配:必须接名词、代词或动名词(doing),不能接动词原形!
❌ 错误:She is dedicated to teach English.
✅ 正确:She is dedicated to teaching English.(她致力于教英语。)
时态变化:根据语境调整be动词的时态(现在时、过去时、完成时等)。
总结:"be dedicated to" 是一个表达“专注、奉献、专门用途”的核心短语,关键要记住 介词to后接名词/动名词,并根据主语和语境调整be动词的形式。