1
detector of [sth]
表示探测器检测的对象。
The smoke detector of the new model is highly sensitive.
新型号的烟雾探测器非常灵敏。
探测器；检测器；感应器
先理解核心含义，再看它在真实句子里的用法。
探测器；检测器；感应器
A device that detects or registers a specific substance, signal, or physical phenomenon such as heat, light, or motion, often sounding an alarm.
The smoke detector of the new model is highly sensitive.
新型号的烟雾探测器非常灵敏。
能够检测特定物质或物理现象的装置,可选地发出警报或触发警告。
A device capable of registering a specific substance or physical phenomenon, and that optionally sounds an alarm or triggers a warning.
接收信号或刺激并以特有方式响应的装置
any device that receives a signal or stimulus (as heat or pressure or light or motion etc.) and responds to it in a distinctive manner
从无线电载波中提取调制的整流器
rectifier that extracts modulation from a radio carrier wave
探测无线电信号或放射性的电子设备
electronic equipment that detects the presence of radio signals or radioactivity
The smoke detector went off when I burned the toast.
当我烤焦面包时，烟雾探测器响了。
Airport security uses metal detectors to scan passengers.
机场安检使用金属探测器扫描乘客。
A motion detector automatically turns on the lights when someone enters the room.
当有人进入房间时，运动探测器会自动打开灯。
表示探测器检测的对象。
The smoke detector of the new model is highly sensitive.
新型号的烟雾探测器非常灵敏。
表示探测器的用途。
We need a metal detector for the security check.
我们需要一个用于安检的金属探测器。
说明探测器的功能。
This detector is used to measure radiation levels.
这个探测器用于测量辐射水平。
Not this
He bought detector to find gold.
Use this
He bought a detector to find gold.
detector 是可数名词，单数形式前需要加冠词 a 或 an。
Not this
This is a detector of smoke.
Use this
This is a smoke detector.
在英语中，常用复合名词如 smoke detector 表示‘烟雾探测器’，而非用 of 结构，后者虽语法正确但不自然。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
烟雾探测器
Make sure to test your smoke detector monthly.
确保每月测试你的烟雾探测器。
金属探测器
The security guard used a metal detector to check the bags.
保安用金属探测器检查了包。
测谎仪
The suspect refused to take a lie detector test.
嫌疑人拒绝接受测谎仪测试。
气体探测器
A gas detector can alert you to dangerous leaks.
气体探测器可以提醒你注意危险泄漏。
运动探测器
The lights are triggered by a motion detector.
这些灯由运动探测器触发。
雷达探测器
He installed a radar detector to avoid speeding tickets.
他安装了一个雷达探测器以避免超速罚单。
测谎仪测试确定那是个谎言。
In The Office, Michael Scott says this line during a conflict resolution meeting.
在《办公室》中，迈克尔·斯科特在冲突解决会议上说出了这句话。
Use detector naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
想象寻宝者用金属探测器（detector）在地上探测，听到“嘀嘀”声，找到宝藏，记住“detect”是探测，“or”是东西。😊
通常用于技术、科学或电子领域，指检测信号或刺激的设备。
可数名词，复数形式为detectors。
Dictionary facts from ECDICT, WIKTIONARY.