55 over- ① 表示过度,过分 overstudy n 用功过度
overwork n.过度劳累
overact v.表演过火
overdose n.药物过量
overproduction n.生产过度
overcrowded a.挤满的
② 表示在之上
overlap nv.重叠
iverride v.推翻,不理会
overwhelm v.压倒;泛滥
overbridge n.天桥
overlook v.俯视;疏忽
overcome v.战胜,克服
③表示翻转
overturn 颠覆
overthrow 推翻
overhaul彻底检修
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