Decibelmeter
分贝计, 电平表
🗣️ 情景例句
Hello, sir.
您好，先生。
None preaches better than the ant, and she says nothing.
蚂蚁不说话，但最善于说教。
Meimei, are you free next Tuesday evening?
梅梅，你下星期二晚上有空吗？