Optical amplifier
[计] 光放大器
🧩 词语组成解析
🗣️ 情景例句
Yes, honey.
是的 ，亲爱的。
Do you feel better now?
现在觉得好些了吗？
The examiner must have been pleased with my performance, for he smiled and said.'Just one more thing, Mr.Eames.
“埃姆斯先生，只剩1项了。