Photoelectric detector
[电] 光感测器
🧩 词语组成解析
🗣️ 情景例句
I hate to bother you, could you give my car a jumpstart?
我本不想麻烦你，请问你可以帮我把车起动一下吗？
Old wood is best to burn,old book to read.
老柴好烧，老书宜读。
Why didn't you tell her to use her own?
你为什么不叫她用自己的？