His comments left me at a loss for words.

他的评论让我不知说什么才好。

《牛津词典》

Never at a loss for words, I tried to find things in my life that might qualify for growth.

我滔滔不绝，试着在我的生活中寻找一些与成长有关的事情。

youdao

Bill: George, I'm at a loss for words.

比尔：乔治，我无话可说。

youdao

My second brother was at a loss for words at such an unexpected turn of events.

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As you would expect from a poet, Kinsella was not at a loss for words.

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When one liberator is at a loss for words, Reed and Kanin compensate with images of unspeakable horror.

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