https://www.youtube.com/watch?v=b1OFJRm-PFE 0:14 time has been of the essence here because the forecast shows warmer temperatures are coming. 暖かくなり(雪が解けて洪水の恐れがあるため)除雪作業は一刻の猶予も許されない。= 時間との戦いだ。
https://www.youtube.com/watch?v=ObGE1Eh8FhE 5:25 time is of the essence. ティオさんにとっては残された時間はいくばくもない。
練習問題解答
a-817 of the essence
a-995 of the essence
a-3224 of the essence
a-5679 time is of the essence
a-8014 time and quality were of the essence
a-9624 time is of the essence
b-0233 time is of the essence
b-4975 time is of the essence
b-5383-a time is of the essence