expert

美 { "us": "", "uk": "" }
英 { "us": "", "uk": "" }
数据源: ai_enrichment
expert 指在特定领域拥有深厚知识和技能的人,也可形容事物或行为表现出专业水平。

用法要点

句型搭配

作为名词时,常与介词 in 或 on 连用,表示在某个领域的专家;作为形容词时,可修饰名词或用于 be expert at/in 结构。

• an expert in finance
• be expert at solving problems
• expert advice

介词用法

名词形式后接 in 表示在某个学科或领域的专家,接 on 强调在特定话题或问题上的权威;形容词形式后接 at 表示擅长某项技能,接 in 表示在某个领域内行。

• expert in computer science
• expert on climate change
• expert at negotiation

语域说明

expert 在正式和非正式语境中都常用,但作为形容词时更正式,常用于学术、商务或专业场合;口语中可简化为 pro 或 specialist,但 expert 更强调权威性。

• expert testimony in court
• expert opinion in a report
• call in an expert for help

基础例句

She is an expert in cooking Italian food, so I always ask her for recipes.

她是意大利菜烹饪专家,所以我总是向她请教食谱。

He became an expert at fixing computers after years of practice.

经过多年练习,他成了修理电脑的行家。

We need to consult an expert before making a decision on this project.

在决定这个项目之前,我们需要咨询专家。

My dad is expert at telling funny stories that make everyone laugh.

我爸爸很擅长讲有趣的故事,总能逗笑大家。

高级例句

The company hired a financial expert to analyze market trends and optimize investment strategies.

公司聘请了一位金融专家来分析市场趋势并优化投资策略。

In academic research, it is crucial to cite opinions from recognized experts in the field to support your arguments.

在学术研究中,引用该领域公认专家的观点来支持你的论点至关重要。

The expert panel concluded that the new policy would significantly impact environmental sustainability.

专家小组得出结论,新政策将对环境可持续性产生重大影响。

She provided expert testimony in court, detailing the technical aspects of the cybersecurity breach.

她在法庭上提供了专家证词,详细说明了网络安全漏洞的技术细节。

高频搭配

verb

become an expertconsult an experthire an experttrust an expertrecognize as an expert

adjective

technical expertleading expertrenowned expertmedical expertfinancial expert

noun

expert systemexpert witnessexpert panelexpert knowledgeexpert opinion

adverb

highly expertwidely recognized experttruly expertparticularly expert

preposition

expert inexpert onexpert atexpert with

phrase

expert in the fieldexpert on the subjectexpert at handling crisesexpert advice and guidance

常见错误

❌ 错误:He is an expert for computer science.
✓ 正确:He is an expert in computer science.

错误使用介词 for,正确应为 in 或 on,表示在某个领域的专家。

❌ 错误:She is expert to solve problems.
✓ 正确:She is expert at solving problems.

错误使用 to 不定式,正确应为 at + 动名词或名词,表示擅长某项技能。

近义词辨析

specialist

specialist 更强调在狭窄或特定领域的专精,常用于医学或技术语境;expert 范围更广,可指任何领域的权威人士。

She is a heart specialist (focus on a specific medical area) vs. He is an expert in business management (broader field).

professional

professional 通常指以某项工作为职业的人,强调正规训练和标准;expert 更侧重于技能和知识的深度,不一定与职业相关。

He is a professional photographer (paid work) vs. She is an expert photographer (high skill level, may or may not be paid).