Heterodyne wavemeter
[电] 外差波长计
🧩 词语组成解析
[电] 外差
[电] 波计
🗣️ 情景例句
Mom, you're winning!
妈妈， 你赢了！
To be virtuous is to do good.
行善是美德。
Thanks very much. Bye.
太谢谢你了。再见。