sensor
A device that detects or measures a physical property and records, indicates, or otherwise responds to it. It acts as an input device for electronic systems, converting environmental changes into signals that can be read by an observer or an instrument.
例句
3 / 5The motion sensor outside my house turns on the light whenever someone walks by.
The movement-detecting device outside my home activates the light when it detects a person.
The laboratory is equipped with a high-precision sensor to monitor fluctuations in temperature.
The research facility uses a very accurate detector to track small changes in heat levels.
I think the sensor on my phone screen is broken because it doesn't dim correctly.
I believe the light-detecting part of my mobile display is malfunctioning.
词族
记忆技巧
Think of your five human 'senses' (sight, hearing, etc.) being built into a computer chip; that chip is a 'sensor'.
快速测验
The automatic doors opened as soon as the _______ detected my movement.
正确！
正确答案是： sensor
例句
The motion sensor outside my house turns on the light whenever someone walks by.
everydayThe movement-detecting device outside my home activates the light when it detects a person.
The laboratory is equipped with a high-precision sensor to monitor fluctuations in temperature.
formalThe research facility uses a very accurate detector to track small changes in heat levels.
I think the sensor on my phone screen is broken because it doesn't dim correctly.
informalI believe the light-detecting part of my mobile display is malfunctioning.
Researchers utilized an acoustic sensor to track the migration patterns of marine mammals.
academicScientists used a sound-detecting instrument to follow the movement of sea animals.
Our new smart building system uses a light sensor to reduce energy consumption during off-peak hours.
businessOur office's intelligent management system uses a light-detecting device to save power when not busy.
词族
常见搭配
常用短语
sensor-activated
Triggered or turned on by a detection device.
remote sensing
The scanning of the earth by satellite or aircraft to obtain information.
image sensor
A device that converts an optical image into an electronic signal.
容易混淆的词
A 'censor' is a person who removes offensive content from media, while a 'sensor' is a technical detection device.
Biological faculties (like sight or smell) in living organisms, whereas sensors are artificial devices.
使用说明
The word is primarily used in technical, scientific, and industrial contexts, though it has become common in daily conversation due to smart home technology.
常见错误
Learners often misspell the word as 'censor'. Additionally, remember that 'sensor' is the object; the action is 'to sense' or 'to detect'.
记忆技巧
Think of your five human 'senses' (sight, hearing, etc.) being built into a computer chip; that chip is a 'sensor'.
词源
Derived from the Latin 'sensus', the past participle of 'sentire', meaning 'to feel' or 'to perceive'.
语法模式
文化背景
The term is central to the 'Internet of Things' (IoT) trend where everyday objects are connected via sensors to the internet.
快速测验
The automatic doors opened as soon as the _______ detected my movement.
正确！
正确答案是： sensor
相关词汇
相关词
to
A1Used to indicate the place, person, or thing that someone or something moves toward. It can also mark the recipient of an action or the limit of a range.
and
A1A primary conjunction used to connect words, phrases, or clauses that are grammatically equal. It indicates addition, a sequence of events, or a relationship between two things.
a
A1A word used before a singular noun that is not specific or is being mentioned for the first time. It is used only before words that begin with a consonant sound to indicate one of something.
that
A1This word is a demonstrative pronoun used to indicate a specific person, object, or idea that is further away in space or time from the speaker. It is also used to refer back to something that has already been mentioned or to introduce a clause that identifies something.
I
A1The pronoun 'I' is used by a speaker or writer to refer to themselves as the subject of a verb. It is the first-person singular subject pronoun in English and is always capitalized regardless of its position in a sentence.
for
A1Used to show who is intended to have or use something, or to explain the purpose or reason for an action. It is also frequently used to indicate a specific duration of time.
not
A1A function word used to express negation or denial. It is primarily used to make a sentence or phrase negative, often following an auxiliary verb or the verb 'to be'.
with
A1A preposition used to indicate that people or things are together, in the same place, or performing an action together. It can also describe the instrument used to perform an action or a characteristic that someone or something has.
he
A1A pronoun used to refer to a male person or animal that has already been mentioned or is easily identified. It functions as the subject of a sentence.
you
A1Used to refer to the person or people that the speaker is addressing. It is the second-person pronoun used for both singular and plural subjects and objects.
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