sensor
gb/sˈɛnsɚ/ us/sˈɛnsɚ/
B1
英語
~ 4900
語義
0件の語義
名詞
technical
B1
entity
1
Device detecting physical changes
A machine part that finds changes like light, heat, or movement and sends information about them.
用法パターン：
[sensor] detects [something]
よくある間違い：
Learners sometimes confuse 'sensor' with 'censor' (to remove offensive content) because they sound similar but have very different meanings.
類義語
detector (A general term for any device that discovers or measures something; may be less specific than 'sensor'.)
|
transducer (A technical term for a device that converts one form of energy into another; can include sensors but is broader.)
対義語
actuator (An opposite in function; an actuator causes movement or action rather than detecting it.)
コロケーション
motion sensor
|temperature sensor
|light sensor
|pressure sensor
|proximity sensor
テーマ
technology
|science
|engineering
|core_vocabulary
例文
- The motion sensor turned on the lights when someone entered the room.
- Modern smartphones have a light sensor to adjust screen brightness automatically.
- The smoke sensor triggered the alarm during the fire drill.
- A temperature sensor controls the heating system in the house.
- The car's parking system uses ultrasonic sensors to detect obstacles.
学習者向け例文
- The door opens when the sensor sees you.
- My phone has a sensor for light.
- The fire sensor makes a loud sound.
- The car uses sensors to stop before hitting something.
文法
辞書形
sensor
IPA
GB/sˈɛnsɚ/
US/sˈɛnsɚ/
音節・強勢
sensor （1音節）
Stress on 1st syllable (sensor)
活用形
Noun
- Base: sensor
- Plural: sensors
関連語
Forms
sensors
noun
Core family
Negative and opposite forms
insensitive
adjective B2
insensitivity
noun
Advanced or less common
sensational
adjective
表現
motion sensor
1/mˈoʊʃən sˈɛnsɚ/
fixed phrase
technical
Sensor detecting movement
A device that knows when something moves.
例文
- The hallway lights are controlled by a motion sensor.
- A motion sensor activated the camera when someone walked past.
smoke sensor
1/smˈoʊk sˈɛnsɚ/
fixed phrase
technical
Sensor detecting smoke
A device that finds smoke in the air and can warn people.
例文
- The smoke sensor went off during cooking.
- Every room in the hotel has a smoke sensor for safety.
temperature sensor
1/tˈɛmpɚɪt͡ʃɚ sˈɛnsɚ/
fixed phrase
technical
Sensor measuring temperature
A device that measures how hot or cold something is.
例文
- The temperature sensor turns on the fan when it gets too warm.
- A temperature sensor in the fridge keeps food fresh.