ベストエフォートではありませんでした
besutoefōtodewārimasendeshita
1. Was not best effort.; It wasn't our best effort.
Noun
#320129
1. Was not best effort.; It wasn't our best effort.
1. vest; waistcoat
1. best
1. pupil; disciple
1. bestseller
1. hedge
1. top ten; the ten best
1. becoming a pupil (of); becoming an apprentice
1. deci-; 10^-1