a sudden and significant progress
突然で大きな進歩 (totsuzen de ookina shinpo)
"This innovation represents a leap forward in technology."
"この革新は技術における大きな飛躍を示しています。" (kono kakushin wa gijutsu ni okeru ookina hiyaku o shimeshiteimasu)
to make concessions or yield in a discussion
to talk openly about a disagreement to resolve it
to gain new energy or enthusiasm for something
to feel sad or depressed
to show signs of being creative or imaginative
when you can almost remember something but not quite
