1.(由于害羞,尴尬等)讲不出话(的),结巴的
2.【医】舌头短的;发音不清的
1.unable to speak because of awe, shyness, or embarrassment
1.The fisherman was stumped by the question and remained tonguetied for a long time.
渔夫被问得张口结舌,半天说?出话来。