Similarly, the phrase \. (? : com | edu | info) expresses a literal period followed by any of the strings com, edu, or info.
类似地，短句\. (？：com |edu |info)表示句点，后接字符串com、edu或info中的任意一个。
Similarly, the phrase \. (? : com | edu | info) expresses a literal period followed by any of the strings com, edu, or info.
类似地，短句\. (？：com |edu |info)表示句点，后接字符串com、edu或info中的任意一个。
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