devotion dive into fling oneself into jump in launch into plough into plunge into
投入;
devotion dive into fling oneself into jump in launch into plough into plunge into
投入;
devotion dive into fling oneself into jump in launch into plough into plunge into
投入;
devotion dive into fling oneself into jump in launch into plough into plunge into
投入;
go into action go into battle
投入战斗;