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cc (email); carbon copy
cubic centimeter; cubic centimetre; milliliter; millilitre
全社にｃｃで送った。
I sent it to the entire company on cc.
部長もｃｃに入れて送ってください。
Please add the department manager to the cc and send it.
重要なメールなのにｃｃに入っていなかった。
It was an important email, but I wasn't included in the cc.