The URL must have the same domain name as the page.

URL的域名必须和该页面相同。

youdao

Stick to the same characters you'd use for a domain name.

坚持使用在域名中出现的相同字符。

youdao

Stick to the same characters you'd use for a domain name.

坚持使用在域名中出现的相同字符。

youdao