proxy

proxy
(pl. -ies)

[mass noun]the authority to represent someone else, especially in voting or marrying
（尤指投票、结婚）代理权，代表权
Britons overseas may register to vote by proxy.
海外的英国人可以通过代理注册投票。
■[count noun]a person authorized to act on behalf of another
（经授权的）代理人，受托人
■[count noun]a document authorizing a person to vote on another's behalf
选举委托书
a figure that can be used to represent the value of something in a calculation
替代值
the use of a US wealth measure as a proxy for the true worldwide measure.
用美国财富度量法作为全球度量单位的替代值。

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