Maintain 对比 Sustain 对比 You keep this live

在英语中何时使用每一个，包含含义、语域和例句。

Maintain

前 2000（常见） B2 verb

Sustain

前 2000（常见） C1 verb

You keep this live

10000 以上（较少见）

	Maintain	Sustain	You keep this live
发音	🇬🇧 //meɪnˈteɪn// 🇺🇸 //meɪnˈteɪn//	🇬🇧 /["/səˈsteɪn/","/səˈsteɪnz/","/səˈsteɪnd/","/səˈsteɪnɪŋ/"]/ 🇺🇸 /["/səˈsteɪn/","/səˈsteɪnz/","/səˈsteɪnd/","/səˈsteɪnɪŋ/"]/	🇬🇧 //juː kiːp ðɪs laɪv// 🇺🇸 //juː kiːp ðɪs laɪv//
含义	让某样东西保持好好的，或者继续拥有它。 To keep something in good condition or continue to have it.	保持某事物的持续或维护它。 To keep something going or maintain it.	You maintain this situation or event as current or exciting.
例句	To maintain a healthy lifestyle, you should exercise regularly.	We must find ways to sustain our natural resources for the future.	If you want the audience engaged, you need to keep this live.
语域	中性	中性	中性
常见程度	前 2000（常见）	前 2000（常见）	10000 以上（较少见）
CEFR 等级	B2	C1	-
词性	verb	verb
搭配	maintain order, maintain balance, maintain standards, maintain equipment	no longer, barely, indefinitely, be able to, can, be unable to	keep this exciting, keep the energy, keep it fresh
反义	neglect, abandon, discontinue	neglect, abandon, cease	-
常见错误	Confused with 'mainten' which is not a word., Using 'maintain' with uncountable nouns incorrectly., Omitting the object when using it in a sentence.	'Sustain' is often confused with 'sustained' as a past form., Learners sometimes forget to add an object after 'sustain'., 'Sustain' is misused when referring to temporary situations, instead of ongoing support.	Misusing 'keep', saying 'keep this alive' when 'live' is intended., Confusing 'keep this live' with 'live this', which changes the meaning., Forgetting to use 'this' appropriately with 'live'.
用法说明	用于涉及照料、保养或支持的语境。适用于口语和书面语，但范围从技术讨论到日常对话都有。 Used in contexts involving care, upkeep, or support. Appropriate in both spoken and written English but varies from technical discussions to daily conversation.	在谈论保持某物活着或长期支持时使用'维持'。在讨论环境问题等正式话题时可能比较正式，而在谈论个人兴趣时则可以不那么正式。 Use 'sustain' in contexts about keeping something alive or supporting it over time. It can be formal when discussing topics like environmental issues or less formal in conversations about personal interests.	Use 'keep this live' when discussing events or situations that need to maintain excitement or relevance. It's informal, so avoid in formal writing.

在真实片段中看它

Whether or not you can maintain loyalty.

Maintain

"And I might share with you some words which have sustained me

Sherlock › S1 E1

Impossible to sustain a smoking habit in London these days.

There's not a planet in our solar system that could sustain life...

"And I might share with you some words which have sustained me

Sherlock › S1 E1

Impossible to sustain a smoking habit in London these days.

Sustain

You keep this live. I'll be listening in the whole time.

You keep this live

常见问题：Maintain 对比 Sustain 对比 You keep this live

Maintain、Sustain和You keep this live 有什么区别？

Maintain: To keep something in good condition or continue to have it. Sustain: To keep something going or maintain it. You keep this live: You maintain this situation or event as current or exciting.

哪个更高级：Maintain、Sustain和You keep this live？

Sustain 级别最高，在 CEFR 量表上为 C1。

能各给一个例子吗？

Maintain: To maintain a healthy lifestyle, you should exercise regularly. Sustain: We must find ways to sustain our natural resources for the future. You keep this live: If you want the audience engaged, you need to keep this live.

我可以互换使用 Maintain、Sustain和You keep this live 吗？

不总是。Maintain、Sustain和You keep this live 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。