mut·ism /ˈmjuˌtɪzəm/ 啞,緘默症
mut·ism /ˈmjutˌɪzəm/ 名詞 啞症,緘默症
Mut·ism n. The condition, state, or habit of being mute, or without speech. ◄ ►
mutism n : the condition of being unable or unwilling to speak