n.魔鬼；恶魔；精力充沛的人；高手
The villagers believed the girl was possessed by demons. 村民相信这个女孩着魔了。
He was still wrestling with his inner demons. 他仍在和内心的魔鬼角力。
Her husband is a demon for work. 她丈夫工作起来精力过人。
She's a demon at chess. 她是象棋高手。
n.示范；表达；实证；示威游行
n.喧嚣；极端混乱嘈杂的地方
