She is bcc'ing the email to multiple recipients.

She bcc'd the email to all the team members.

I bcc'ed the email to my boss.

BCAAs are essential amino acids that help with muscle recovery.

BCAA supplements are popular among athletes for muscle recovery.

The BCSMs are organizing a conference next month.

The BCLs in the laboratory are used for cell culture experiments.

BCRs are important proteins in the immune system.

BCIs are revolutionizing the field of neuroscience.

BCI stands for bit-count integrity in networking.