Photosensor
[计] 光电传感器; 光敏元件
🗣️ 情景例句
not music or dancing or entertainment.
而不是音乐， 舞蹈或者娱乐。
Would 1:00 be convenient?
1点钟行吗？
but that was precisely the idea adopted in some of the early instruments (seismometers) for recording earthquake waves.
但是早期记录地震波的仪器（测震仪）正是采用了这种思路。