哑口无言
- na.be rendered speechless
- 网络be left without an argument; cats got one's tongue; have nothing to say for oneself

哑口无言
1.be rendered speechless; be dumbfounded; be left without an argument; be put down; be reduced to silence; be struck dumb; be stumped; (He) closed (his) mouth and had nothing to say.; have nothing to say for oneself; inarticulate; keep mute as a maggot; keep silent; put to silence; shut up when defeated in an argument; strike dumb; There is nothing more one can say.; tongue-tied
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