It was a very good party and it might be superfluous to add that I got terribly drunk and didn't stagger home until seven in the morning.

superfluous 由前缀 super-（表示"超过"）和词根 fluere（拉丁语"流动"）组成，字面意思是"溢出"。引申为"多余的、不必要的"，指超出实际需要的部分。