Sonometer
n. 弦音计, 振动频率计, 听力计\\n[化] 弦音计
✅ 同义词
🗣️ 情景例句
we are.
是的。
I'm very much obliged to you.
非常感谢您。
Not at all! Please sit down, Mr. Green. Would you like a cup of tea?
没关系！请坐，格林先生。你喝茶吗？