Photosensor
[计] 光电传感器; 光敏元件
🗣️ 情景例句
Could you work in her place?
你能代替她吗？
Could you tell me where is the ticket office?
你能不能告诉我售票处在哪里？
Our cases are brown.Here they are.
我们的箱子是棕色的。在这儿呢。