Cool MateAgent 对比 Catalyst
在英语中何时使用每一个，包含含义、语域和例句。
Agent
前 1000（非常常见）B1noun
Catalyst
前 3000（常见）
最常见: Agent
| Agent | Catalyst | |
|---|---|---|
| 发音 | 🇬🇧 /["/ˈeɪdʒənt/"]/🇺🇸 /["/ˈeɪdʒənt/"]/ | 🇬🇧 //ˈkæt.əl.ɪst//🇺🇸 //ˈkæt.əl.ɪst// |
| 含义 | 为其他人或事物做某事的人或事物。A person or thing that does something for another person or thing. | 能让事情发生得更快的东西。Something that helps a change happen faster. |
| 例句 | The secret agent infiltrated the enemy's facility. | The enzyme acts as a **catalyst** for the biological reaction. |
| 语域 | 中性 | 中性 |
| 常见程度 | 前 1000（非常常见） | 前 3000（常见） |
| CEFR 等级 | B1 | - |
| 词性 | noun | |
| 搭配 | booking, ticket, travel, employ, have, use, through an agent, agent for, booking, ticket, travel, employ, have, use, through an agent, agent for, intelligence, enemy, foreign, chief, main, primary, agent for, an agent for change, an agent of change | serve as a catalyst, act as a catalyst, catalyst for change, catalyst in a reaction, catalyst for innovation |
| 反义 | client, customer | - |
| 常见错误 | Confused with 'agency' — 'agent' refers to the person, while 'agency' refers to the organization., Using 'agent' for a person without a specific role, which makes it unclear., Mixing up meanings in different contexts, like an 'agent' in real estate versus a 'secret agent'. | Confused with 'catalyze' which is the action of causing a reaction., Using it in negative contexts where change is not involved., Assuming it applies only in chemistry. |
| 用法说明 | 通常用于商业或正式场合。在日常对话中不常用来描述角色以外的人。在法律术语中，指被授权代表他人行事的人。Often used in business or formal contexts. Not typically used in casual conversation to describe people outside their role. In legal terms, it refers to someone authorized to act on behalf of another. | 在科学语境中用来描述加速反应的物质，也比喻性地用于社交场合。避免在过于随意的场景中使用。Used in scientific contexts to describe substances speeding up reactions, and metaphorically in social settings. Avoid in overly casual scenarios. |
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常见问题：Agent 对比 Catalyst
Agent和Catalyst 有什么区别？
Agent: A person or thing that does something for another person or thing. Catalyst: Something that helps a change happen faster.
哪个更常见：Agent和Catalyst？
Agent 在日常英语中最常见。
能各给一个例子吗？
Agent: The secret agent infiltrated the enemy's facility. Catalyst: The enzyme acts as a **catalyst** for the biological reaction.
我可以互换使用 Agent和Catalyst 吗？
不总是。Agent和Catalyst 相关，有时可以互换，但在语域、常见程度和用法上不同，所以换用可能改变意思或语气。替换前先看看上面的区别。