Activate 对比 Set off the smoke alarms

在英语中何时使用每一个，包含含义、语域和例句。

Activate

前 2000（常见）B2verb

Set off the smoke alarms

前 2000（常见）

	Activate	Set off the smoke alarms
发音	🇬🇧 /["/ˈæktɪveɪt/","/ˈæktɪveɪts/","/ˈæktɪveɪtɪd/","/ˈæktɪveɪtɪŋ/"]/🇺🇸 /["/ˈæktɪveɪt/","/ˈæktɪveɪts/","/ˈæktɪveɪtɪd/","/ˈæktɪveɪtɪŋ/"]/	🇬🇧 //sɛt ɒf ðə sməʊk əˈlɑːmz//🇺🇸 //sɛt ɔf ðə smoʊk əˈlɑrmz//
含义	使某物开始工作to make something start working	让烟雾报警器开始响起来。To cause the smoke alarms to start ringing.
例句	The burglar alarm is activated by movement.	I accidentally set off the smoke alarms while cooking dinner.
语域	中性	中性
常见程度	前 2000（常见）	前 2000（常见）
CEFR 等级	B2	-
词性	verb
搭配	activate a device, activate an account, activate a feature, activate a plan	set off an alarm, set off a warning, set off a fire drill
反义	deactivate, disable, stop	-
常见错误	Using 'activates' when the subject is plural., Confusing with 'initiate' in more formal contexts., Misplacing the object (e.g., 'activate to system' instead of 'activate the system').	Confused with 'set on', which means to activate intentionally., Using 'set off' with non-emergency objects., Mixing up with 'turn on', which does not imply causing an alarm.
用法说明	通常用于技术场合（如计算机或设备）和不太正式的场合。避免在正式写作中使用。Commonly used in technical contexts (like computers or devices) and less formal situations. Avoid using in highly formal writing.	用于与消防安全或烹饪相关的语境。不适用于随意或非正式的语境。Used in contexts related to fire safety or cooking. Not suitable for casual or informal contexts.

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Set off the smoke alarms

常见问题：Activate 对比 Set off the smoke alarms

Activate和Set off the smoke alarms 有什么区别？

Activate: to make something start working Set off the smoke alarms: To cause the smoke alarms to start ringing.

能各给一个例子吗？

Activate: The burglar alarm is activated by movement. Set off the smoke alarms: I accidentally set off the smoke alarms while cooking dinner.

我可以互换使用 Activate和Set off the smoke alarms 吗？

不总是。Activate和Set off the smoke alarms 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。

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