adj.張口結舌的;結結巴巴的;講不出話的
Prissy's mouth fell open and her tongue wagged wordlessly. 百里茜張口結舌說不出話來了。
His mouth twitched, and his parched tongue seemed unable to articulate. 他的嘴巴扭動著,干燥的舌頭似乎講不出話來了。