名詞 detector:

1. 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
   同義詞：sensor, sensing element
2. rectifier that extracts modulation from a radio carrier wave
   同義詞：demodulator
3. electronic equipment that detects the presence of radio signals or radioactivity

1. A device for converting energy form one form to another. In relation to computers, the term is applied to a read/write head, to detector of sector marks in a magnetic disc system, and to electronic/sonic pulse converters of delay line memory.
   把能量從一種形式轉(zhuǎn)換成另一種形式的裝置。在與計算機有關(guān)時，這個術(shù)語用在磁盤系統(tǒng)中的讀／寫磁頭、扇面標記的檢測上，以及用在延遲線存儲器的電子或聲波脈沖變換器上。

de.tec.tor

n.（名詞）
One that detects, especially a mechanical, electrical, or chemical device that automatically identifies and records or registers a stimulus, such as an environmental change in pressure or temperature, an electric signal, or radiation from a radioactive material.
探測器，檢測器：用于檢測的裝置，尤其指某種能自動辨識并記錄某個激勵（例如壓力或溫度等的環(huán)境變化）、電子信號或來自放射性物質(zhì)的射線的機械的電子的化學(xué)的裝置