这句话英语怎么说：“段首缩进应该是空两个中文字符,不是空三格,也不是一格不空.” 求翻译～

The head of a paragraph should be two space that the space is two Chinese characters,neither one or three space.

Section first indentation should be empty two Chinese characters, not empty 3 case, nor a case not empty

Instead of three empty bays,two Chinese characters should be retracted at the very beginning of the paragragh.