相關(guān)單詞同義詞quietly, underground, secretly, privately, 近義詞 behind the scenes 在幕後, privately 私下地, in secret 秘密地, behind closed doors 與外界隔絕地(秘密地)..., in confidence 秘密地, off the record 不供引用的臨近詞confidential, confidential paper, confidential phone, confidential files, confidential agent, confidential items, Confidential talks, confidential order, confidential clerk, confidential broker, confidential tariff 返回 confidentially