BarrierA condition or measure that prevents access to a certain object or place usually put in place to protect an individual, entity or company.

壁垒防止进入到某一物体或某个地方的条件或方法，通常放在适当位置以保护个人、机构或公司。

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BarrierA condition or measure that prevents access to a certain object or place usually put in place to protect an individual, entity or company.

壁垒防止进入到某一物体或某个地方的条件或方法，通常放在适当位置以保护个人、机构或公司。

youdao