BBC被诅咒的金字塔文明视频中,23至24分之间,出现一单词unf……lable,字幕为令人无法理解,求英文单词!BBC消失的古文明,被诅咒的金字塔文明土库美视频中,23至24分之间,出现一单词unf……lable,字

Question

BBC被诅咒的金字塔文明视频中,23至24分之间,出现一单词unf……lable,字幕为令人无法理解,求英文单词!
BBC消失的古文明,被诅咒的金字塔文明土库美视频中,23至24分之间,出现一单词unf……lable,字幕翻译为令人无法理解,求助这个英文单词!全句为 to willfully destroy what the whole community had toild so hard to build seems un.able,听了将近50遍也没听出来,

Answer 1

朗文当代英语词典：
unfathomable：too strange or mysterious to be understood.
顺便说下,“勤奋”那词是toil,p.p.toiled