答辩: to reply (to an accusation), to defend one's dissertation...
案例: case (law)...
姿势: posture, position...
不辞而别: to leave without saying good-bye...
窗子: window...
庆典: celebration...
果断: firm, decisive...
复习: to review, revision...
动摇: to sway, to waver, to rock, to rattle, to destabilize, to pose a challenge to...
晴: clear, fine (weather)...
