短语词组短语nondisclosure agreement 保密协定;的协议;协议nondisclosure willmigerl 未有披露concealment and nondisclosure [法]隐匿事实;翻译;隐瞒事实英语Signed nondisclosure agreements 正式签署保密协议Sample Nondisclosure Agreement 保密协议范本 返回 nondisclosure