响级level: n. 1.水平仪,水准仪;水准测量。 2.水平线,水平面 ...level of loudness: 响级loudness level: 响度极; 响度级; 响度位准; 响级cll comfortable loudness level: 舒适响度级comfortable loudness level: 舒适响度级下载手机词典可随时随地查词查翻译