俄罗斯世界杯投注官网

瞠目结舌

Stare tongue-tied.

Stunned and speechless.

To be dumb-founded.

eg：The accused was struck dumb by all those questions the judge asked.

同义词：目瞪口呆 Lose one's tongue.

反义词：巧舌如簧 Wag one's tongue.

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