XML对数据没有限制；每个数据元素的长短按需要决定。

XML imposes no restrictions on data; each data element can be as long or as short as necessary.

youdao

XML对数据没有限制；每个数据元素的长短按需要决定。

XML imposes no restrictions on data; each data element can be as long or as short as necessary.

youdao