Wavemeter
[电] 波计
🏥 医学释义
波长计，频率计
🗣️ 情景例句
Financial security, that's what it's all about.
家庭财政状况无忧，这就够了。
When's class gonna end?
怎么还不下课？
Let 's go out and have a look at it.
走，我们去看看？