相关单词近義詞 lieutenant 中尉, deputy 代表, assistant 助手，助理，助教..., agent 代理人, delegate 代表, representative 代表臨近詞second, second wind相似詞second-degree, second-degree burn, second-guess, second-hand smoke, second-rate, secondary, secondary colour, secondary consumer, 返回 second-in-command