保持: to keep, to maintain, to hold, to preserve...
中间: between, intermediate, mid, middle...
演习: maneuver, exercise, practice, to maneuver...
袖手旁观: to watch with folded arms (idiom); to look on without lifting a finger...
装扮: to decorate, to adorn, to dress up, to disguise oneself...
鲜美: delicious, tasty...
敏锐: keen, sharp, acute...
漫画: caricature, cartoon, Japanese manga...