speechless
/ˈspiːtʃlɪs/adjective
- unable to speak, especially as the temporary result of shock or some strong emotion（尤指由于震惊或强烈感情而）一时讲不出话的：
he was speechless with rage.
他气得说不出话来。
派生词
speechlessly
adverbspeechlessness
noun词源
Old English spæclēas （see SPEECH, -LESS）.