常用顶级域名中Com表示什么 商业网站的身份证解析,顶级域名Com的含义,商业网站的数字身份证解读
What does the common top-level domain "Com" represent in commercial website ID card resolution? What is the meaning of the top-level domain "Com"? Interpretation of the digital ID card of commercial websites
以上为机器翻译结果，长、整句建议使用 人工翻译 。