Cool MateLong-term 对比 Sustained
在英语中何时使用每一个，包含含义、语域和例句。
Long-term
前 2000（常见）B2adjective
Sustained
前 2000（常见）
| Long-term | Sustained | |
|---|---|---|
| 发音 | 🇬🇧 /["/ˌlɒŋ ˈtɜːm/"]/🇺🇸 /["/ˌlɔːŋ ˈtɜːrm/"]/ | 🇬🇧 //səˈsteɪnd//🇺🇸 //səˈsteɪnd// |
| 含义 | 某种持续很长时间的事物。Something that lasts for a long time. | Kept going for a long time without stopping. |
| 例句 | They have a long-term plan for the development of the city. | The athlete achieved a sustained effort throughout the race. |
| 语域 | 中性 | 中性 |
| 常见程度 | 前 2000（常见） | 前 2000（常见） |
| CEFR 等级 | B2 | - |
| 词性 | adjective | |
| 搭配 | long-term goals, long-term effects, long-term investments, long-term relationships, long-term plans | sustained effort, sustained attention, sustained growth, sustained period, sustained increase |
| 反义 | short-term | interrupted, discontinued, temporary |
| 常见错误 | Confusing 'long-term' with 'short-term'., Using 'long-term' as a noun instead of an adjective., Not hyphenating 'long-term' when it is used as a compound adjective. | Confused with 'sustaining,' which implies the act of maintaining., Incorrectly used as a synonym for 'sustenance' which refers to food or nourishment. |
| 用法说明 | 用'长期'来描述预计会持续很长时间的计划、承诺或影响。避免用于临时情况。Use 'long-term' to describe plans, commitments, or effects that are expected to last over a long period. Avoid using it for temporary situations. | Used in formal contexts, especially in science or discussions about health. Avoid in casual conversations about small, everyday tasks. |
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常见问题：Long-term 对比 Sustained
Long-term和Sustained 有什么区别？
Long-term: Something that lasts for a long time. Sustained: Kept going for a long time without stopping.
能各给一个例子吗？
Long-term: They have a long-term plan for the development of the city. Sustained: The athlete achieved a sustained effort throughout the race.
我可以互换使用 Long-term和Sustained 吗？
不总是。Long-term和Sustained 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。