失语 怎么翻译

Anger left him speechless.

Astonishment held me dumb.
我惊愕得说不出话来。

He choked with rage.
他气得说不出话来。

He was aphasic, they explained to the girl.
他们对女孩说他患了失语症。

speakless
例句：
看完个帖子，无语了。我不知道该说什么，是社会错了，还是怎么了？
After I read this story, I speakless. I don't know what to say, is it society's fault, or else?

misexpression

voiceless