photocell
noun [ C ] uk/ˈfəʊ.təʊ.sel/ us/ˈfoʊ.t̬oʊ.sel/ (also photoelectric cell)
光电管，电眼
an electrical device that produces a current or a voltage when light shines on it
Photocells are used in burglar alarms. 光电管被应用于防盗警报器中。
| 单词 | photocell |
| 释义 | photocell noun [ C ] uk/ˈfəʊ.təʊ.sel/ us/ˈfoʊ.t̬oʊ.sel/ (also photoelectric cell) 光电管，电眼 an electrical device that produces a current or a voltage when light shines on it Photocells are used in burglar alarms. 光电管被应用于防盗警报器中。 |
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