建军节用英语怎么说

"建军节用英语怎么说"在英语中是"How to say 'Armed Forces Day' in English".

However, if you are asking about the Chinese festival of Army Day (also known as Jian Jun Jié), it is translated as "China's Army Day" or simply "Army Day" in English.

If you have any other questions or need further clarification, please feel free to ask.