Taiwanese-English dictionary full-text search

cienkofng cixnkhix [wt] [HTB] [wiki] [[...]] 

nullify all previous efforts; turn all previous labor to naught

前功盡棄

• dictionary: Htb (64826 rows)
• columns: M, ns, en, zh, unpopular
• you may specify column(s): m:too, or en:too
• About MTL Toolbox | LearnTaiwanese.org
• time: 19