123 Chinese Idioms (成语), 100 from the Singapore Primary School Curriculum List—more soon!
huà shé tiān zú
Literal Meaning 字面意思
To draw legs on a snake
To add something superfluous, extraneous or unnecessary
Similar English Idioms 相似英文习语
Gild the lily; jump the shark; sell coal to Newcastle
你前面的演讲那么精彩！为什么要在最后画蛇添足，加入那个校长秃头的笑话呢？简直破坏了这场完美的演讲。 You gave a brilliant speech! Why did you ruin it at the end by adding that unnecessary joke about the Principal's bald head? You really destroyed what would have been a perfect speech.