over

above, on, over

across, along, over, through

名词 over:

1. (cricket) the period during which a given number of balls (6 in England but 8 in Australia) are bowled at the batsman by one player from the other team from the same end of the pitch

形容词 over:

1. having come or been brought to a conclusion
   同义词：complete, concluded, ended, all over, terminated

副词 over:

1. at or to a point across intervening space etc.
2. throughout an area
3. throughout a period of time
   同义词：o'er
4. beyond the top or upper surface or edge; forward from an upright position;
5. over the entire area
   同义词：all over

1. He sprinkled sugar over his cereal.
   他在麦片粥里撒上了糖。
2. By the time we arrived the meeting was over.
   我们到达时，会议已结束了。
3. Take these letters over to the post office.
   把这些信送到对面邮局去。
4. He pushed me and I fell over.
   他推我，我跌了下来。
5. We must go over the mountain.
   我们必须越过那座山。
6. The lamp hung over the table.
   那盏灯悬挂在桌子上方。
7. You'd better think it over carefully.
   你最好仔细考虑一下。
8. The meeting is over.
   会议结束了。

o.ver

prep.（介词）
In or at a position above or higher than:
高于…：在…的上方或比…高：
例句：
a sign over the door; a hawk gliding over the hills.
门上方的标记；飞过山头的鹰

Above and across from one end or side to the other:
跳过：从顶上至…的另一端或边，或从一边至…的另一边或端：
例句：
a jump over the fence.
跳过这个篱笆

To the other side of; across:
超过：至…的另一边；越过：
例句：
strolled over the bridge.
漫步过桥

Across the edge of and down:
从…的边缘向下，越过…向下：
例句：
fell over the cliff.
铁落山崖

On the other side of:
在…对面：在…另一边，在…的对面：
例句：
a village over the border.
边界对面的村庄

Upon the surface of:
在…表面：
例句：
put a coat of varnish over the woodwork.
在木制品上涂亮光漆

On top of or down upon:
在…顶端：在…的上部或落在…上：
例句：
clubbed him over the head; tripped over the toys.
打某人的头；被玩具绊倒

Through the extent of; all through:
在…的范围内；遍及：
例句：
walked over the grounds; looked over the report.
走遍整个庭园；看完整篇报告

Through the medium of; via:
通过，经由：通过…的媒介；经由：
例句：
addressed us over the loudspeaker; can`t tell you over the phone.
透过扩音器对我们演讲；不能通过电话告诉你

So as to cover:
用于覆盖：
例句：
put rocks over a cave entrance; threw a shawl over her shoulders.
把岩石盖在洞的入口处；把围巾披在她的肩膀上

Up to or higher than the level or height of:
高出，漫过：达到或高于…的标准或高度：
例句：
The water was over my shoulders.
水漫过了我的肩膀

Through the period or duration of:
在…时期或期间：
例句：
records maintained over two years.
保持了两年的记录

Until or beyond the end of:
直到或超过…的尽头：
例句：
stayed over the holidays.
一直呆到假期结束

More than in degree, quantity, or extent:
超过：在程度、数量或范围上超过：
例句：
over ten miles; over a thousand dollars.
十几英里；一千多美元

In superiority to:
优先于：
例句：
won a narrow victory over her rival; a distinct advantage over our competitors.
险胜对手；明显优于我们的竞争对手

In preference to:
宁愿：
例句：
selected him over all the others.
比起别人更愿选举他

In a position to rule or control:
统治，控制：处于统治或控制位置：
例句：
The director presides over the meeting. There is no one over him in the department.
董事主持会议。在这个部门没有人比他职位高

So as to have an effect or influence on:
效果，影响：为了对…产生效果或影响：
例句：
the change that came over you.
改变你的观点

While occupied with or engaged in:
在做或从事…的时候：
例句：
a chat over coffee.
喝着咖啡聊天

With reference to; concerning:
涉及；关于：
例句：
an argument over methods.
关于方法的争论

adv.（副词）
Above the top or surface:
在上面：在上空或上面：
例句：
climbed the ladder and peered over.
攀梯而上俯视

Across to another or opposite side:
横越地：从一边到其它或另一边：
例句：
stopped at the curb, then crossed over.
在障碍物前停下，然后越过去

Across the edge, brink, or brim:
越出：越过边缘：
例句：
The coffee spilled over.
咖啡泼出来了

Across an intervening space:
越过：穿过干扰区：
例句：
Throw the ball over.
把球传出来

Across a distance in a particular direction or at a location:
在那边：穿过一段距离在某特定方向或某地方：
例句：
lives over in England.
远在英国

To another often specified place or position:
到那儿：到另一常指定的地方或位置：
例句：
Move your chair over toward the fire.
把你的椅子移到火炉边来

To one`s place of residence or business:
到家里来地，到办公室地：至某人居住或工作处：
例句：
invited us over for cocktails.
邀请我们参加鸡尾酒会

Throughout an entire area or region:
遍及地：穿过某完整区域或地带：
例句：
wandered all over.
到外闲逛

To a different opinion or allegiance:
有某一不同的观点或拥戴：
例句：
win someone over.
赢得某人的爱戴

So as to be comprehensible, acceptable, or effective; across:
可理解地，可接受地，有效地：为了能被理解、接受或有效地；从头至尾：
例句：
eventually got my point over.
最后终于把我的观点讲清楚了

To a different person, condition, or title:
给一不同的人、情况或名称：
例句：
sign the property over.
签字转让财产

So as to be completely enclosed or covered:
完全包起来地，覆盖地：以便被彻底包围或覆盖地，起覆盖作用地：
例句：
The river froze over. Engineers sealed the tunnel entrance over.
这条河全结冰了。工程师把这隧道的入口密封住了

Completely through; from beginning to end:
详尽地，从头至尾地：
例句：
Think the problem over. Let`s read the memo over.
全面地思考这个问题。让我们把备忘录再详尽地读一遍

From an upright position:
从竖直的位置：
例句：
kicked the bookstand over.
把书架踢翻

From an upward position to an inverted or reversed position:
翻转地，反面地：从上方倒转或相反的位置：
例句：
turn the paper over.
翻页

Another time; again:
又一次，再次：
例句：
counted his cards over; had to do it over.
重数他的牌；只好再做一次

In repetition:
重复地：
例句：
made me write it ten times over.
让我反复写了十次

In addition or excess; in surplus:
附加地、多余地；剩余地：
例句：
lots of food left over.
剩了许多食物

Beyond or until a specified time:
直到：超过或直至某特定时间：
例句：
stay a day over.
待到一天结束

At an end:
结束：
例句：
Summer is over.
夏天结束了

Used in two-way radio to indicate that a transmission is complete and a reply is awaited.
结束，完成：在双向无线电广播使用，指明已完成某一信息传送，正等着答复
adj.（形容词）
External; outer.
外面的；外部的
Excessive; extreme.
过多的；极端的

Not yet used up; remaining.
尚未用完的；剩余的
Extra; surplus.
增加的；额外的
n.Sports （名词）【体育运动】
A series of six balls bowled from one end of a cricket pitch.
一轮投球数：从板球场投出的一系列的六个球
v.tr.（及物动词）
o.vered,o.ver.ing,o.vers
To jump over:
走过，跳过：
例句：
Horse and rider overed the stile with ease.
马与骑手轻而易举地跳过了踏板

<习惯用语>over against
As opposed to; contrasted with.
在…对面；与…形成对照
over with
Completely finished; done:
彻底完成地；完成地：
例句：
Let`s get the shopping over with. Are we over with all this shoppingô
让我们购完物品。我们购到需要的物品了吗ô

来源：
Middle English
中古英语
from Old English ofer * see uper
源自 古英语 ofer *参见 uper