What do you mean by a comma and two periods?

It is a network language, which means "speechless" and "I don't know what to say".

Comma with two periods is a network language, which means "speechless" and "I don't know what to say". This expression originated in Weibo, and it is a simple and vivid expression created by netizens. A comma means that the sentence is not finished, and two periods mean that the sentence is over, but the author is speechless or doesn't know what to say. Therefore, this expression is often used to express an embarrassing, helpless and speechless mood.