"Speechless" or "at a loss for words" are common phrases that can be used to describe the feepng of being unable to express oneself due to surprise, shock, or extreme emotion.
Here are some example sentences in Engpsh:
"I was completely speechless when I found out I won the lottery." (我得知自己中了彩票时完全无语了。)
"She was at a loss for words when her partner proposed to her in front of the whole crowd." (当她的伴侣当着所有人的面向她求婚时，她无语到极点。)
This phrase is often used in casual conversation to describe a moment of surprise or shock, and is not typically used in formal writing. It is a colloquial expression that is not specific to any particular language or culture.
Here are some example sentences in Engpsh:
"I was completely speechless when I found out I won the lottery." (我得知自己中了彩票时完全无语了。)
"She was at a loss for words when her partner proposed to her in front of the whole crowd." (当她的伴侣当着所有人的面向她求婚时，她无语到极点。)
This phrase is often used in casual conversation to describe a moment of surprise or shock, and is not typically used in formal writing. It is a colloquial expression that is not specific to any particular language or culture.