通用顶级域名（英语：Generictop-leveldomain，gTLD）是供一些特定组织使用的顶级域，以其代表组织英文名称的头几个英文字母代表，如·com代表商业机构。
ICANN表示，每年将审批不超过一万个新的通用顶级域名。
ICANN says it will approve no more than one thousand new generic top-level domains each year.
最常见的通用顶级域名有.com，.net和.org。
The most common of what are called generic top-level domains are dot-com, dot-net and dot-org.
目前有22个通用顶级域名，但是已经为更多的域名做好准备。
There are twenty-two generic top-level domain names currently available. But get ready for many, many more.
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