SEO impact: Choosing a primary domain will help avoid duplicate content.

对搜索引擎优化的影响：选择一个主域名将有助于避免重复内容。

youdao

Each DAO instance is responsible for one primary domain object or entity.

每个dao实例负责一个主要域对象或实体。

youdao

Make sure the secondary domain uses a 301 redirect to the primary domain.

确保第二个域名使用301重定向到主域名。

youdao

It is just as important to infuse this ideal and goal into narrative film, animation, digital media, television and theater classes (whether mainstream or independent) as much as for documentary classes, an area often thought of as the primary domain for social impact filmmaking.

FORBES: Connect

But trusts are now warning that the days of runaway profits may be over as the government moves to restrict lending in areas where the trusts have been most active and as new regulations allow other financial institutions to provide services that were once the primary domain of trusts.

WSJ: Chinese Trusts Draw Big Inflows

Secrecy jurisdictions are places that intentionally create regulation for the primary benefit and use of those not resident in their geographical domain.

FORBES: Why we need tax havens