My letter is, of course, strictly private and confidential.
当然，我的信纯属私人信件，务须保密。
Many consider their salary history to be private and confidential information.
很多人认为他们的薪水历史是私人的机密资料。
Protect your confidential and private data with Best Crypto now!
保护您的机密和私人数据与最佳密码吧！
Protect your confidential and private data with Best Crypto now!
保护您的机密和私人数据与最佳密码吧！
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