Optoelectronic device
[计] 光电子器件
🧩 词语组成解析
[计] 光电子的
🗣️ 情景例句
I've got to explain about it.
我得解释一下此事。
To gain teaches how to spend.
量入为出。
I decided to take her by train.
我决定带她乘火车去。