相关单词近義詞 proxy 代理人, replacement 更換, deputy 代表, alternate 交替, substitute 代用品, stand-in 替身, backup 後備, acting 縯戯, understudy 充儅（某角色的）候補縯員..., satellite 衛星；人造衛星..., lieutenant 中尉, option 選擇權, representative 代表, second 第二的, foster 領養臨近詞surround, surrey, Surrogate son, surrogate mom, surrogateship, surrogate key, surrogate wife, surrogate home, surrogate keys, surrogate data, Surrogates ., surrogate birth 返回 surrogating