n.(名词)

1. 保密
2. 秘密（状态）
3. 保密能力
4. 守口如瓶
5. 遮遮掩掩
6. 不坦率
7. 隐蔽（状态）
8. 机密
9. 隐秘
10. 隐私

privacyn.隐居；隐私；秘密；私生活

silencen.沉默；寂静vt.使安静；使沉默

concealmentn.隐匿；隐蔽；躲藏

confidentialityn.保密；机密

mysteryn.谜，神秘；奥秘；秘密；神秘的人或事物；推理小说（戏剧）

secretivenessn.隐匿

privatenessadj.私人的；个人的；私下的；私有的；缄默的n.士兵；列兵

1. The operation was being conducted in secrecy.
   这一行动正在秘密进行。
2. I swore her to secrecy about what I had told her.
   我要她起誓对我告诉她的事保守秘密。
3. His report was treated with extraordinary secrecy.
   他的报告被严格保密。
4. Their plan is enveloped in secrecy.
   他们的计划是保密的。
5. The Soviets completed these preparations in complete secrecy, concealing the movement and disposition of their forces.
   苏军在完全的保密中完成了这些准备，隐蔽了军队的行动和部署。
6. All the key players were now in various positions of government to carry on their covert activities under a cloak of secrecy.
   所有关键的人物现在都在政府中担当不同职位，以开展一个秘密掩盖下的他们的隐蔽活动。