ブラインドカーボンコピーでした
buraindokābonkopiideshita
1. Was a blind carbon copy.
Noun
#418990
1. Was a blind carbon copy.
1. copy; photocopy
2. book jacket blurb
3. (advertising) slogan
1. pupil; disciple
1. window blind; blinds
2. blind
1. copy-and-paste
2. copypasta (block of text that is copied and pasted across the Internet)
1. copier; copy machine
1. carbon
1. becoming a pupil (of); becoming an apprentice
1. copyright
1. deci-; 10^-1