前缀:over-
【词根含义】:过分,在…上
【同源单词】:overcast, overcome, overdraft, overdraw, overdue
前缀:over-
① 表示”过度,过分”
overstudy n.用功过度(over+study学习)
overwork n.过度劳累(over+work工作)
overact v.表演过火(over+act演出)
overdose n.药物过量(over+dose剂量)
overproduction n.生产过度(over+productoin生产)
overcrowded a.挤满的(over+crowded拥挤的)
② 表示”在……之上”
overlap n\v.重叠(over+lap交叉→[大腿]交叉→重叠)
iverride v.推翻,不理会(over+ride骑→骑在上面→推翻[下面的])
overwhelm v.压倒;泛滥(over+whelm推翻→翻过来→压倒)
overbridge n.天桥(over+bridge桥→上面的桥→天桥)
overlook v.俯视;疏忽(over+look看→在上面看→俯视,z上申为疏忽)
overcoat n.外套(over+coat衣服→在衣服上的衣服→外套)
overcome v.战胜,克服(over+come来→来到上面→战胜)
③表示“翻转”
overturn 颠覆(over+rurn转→翻转)
overthrow 推翻(over+throw扔→扔翻了→推翻)
overhaul 彻底检修(over+haul拉→拉过去检修)
前缀:over-
1、过度、太甚
overstudy 用功过度
overpraise 过奖
overtalk 过分多言
overpay 多付(钱款)
overuse 使用过度
overdrink 饮酒过甚
overwork 过度劳累
overproduction 生产过剩
2、在上、在外、从上、越过
overbridge 跨线桥,天桥
oversea (s) 海外的
overcoat 外套,外衣
overleap 跳过
overshoe 套鞋
overlook 俯视
overfly 飞越
3、颠倒、反转
overturn 倾覆,倾倒
overthrow 推翻
overset 翻转,翻倒