Press national regulation, the dweller is uptown the noise level inside day is 50 decibel the following, nightly it is under 40 decibel.是什么意思_Press national regulation, the dweller is uptown the noise level inside day is 50 decibel the following, nightly it is under 40 decibel.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句