BCC
01
BCC, 密件抄送
an email feature that allows you to send a copy of a message to recipients without revealing their identities to others
例子
I sent the newsletter to the team using BCC to keep everyone's email addresses private.
我使用BCC将新闻稿发送给团队，以保持每个人的电子邮件地址私密。
I accidentally forgot to use BCC when emailing a large group, and now everyone can see each other's email addresses.
我在给一个大型群组发送电子邮件时不小心忘了使用 BCC，现在每个人都能看到彼此的电子邮件地址。
