异声树丛 Hushing Grove

异口同声地 with one voice ; a chorus of

异常声明 exception declaration ; exception specification

异口同声 with one voice ; in chorus ; Say the Same Thing ; Be of One Voice

电声异物定位器 electroacoustic locator

异议声明书 Statement of Objections

发声异常 heterophonia

声各向异性 acoustical anisotropy

异常声音 abnormal