反应性瞬变reactivity: n. transient: adj. 短暂的,一时的;过渡的;匆匆而过的;易逝的;虚 ...reactivity: n. n. acoustic transients: 声瞬变,瞬时声electrical transients: 电瞬变; 瞬变传递下载手机词典可随时随地查词查翻译