音标：[.әuvә'læp] ；柯林斯词典等级：2 级；

n. 重叠, 重复, 部分的同时发生
vt. 重叠, 重复, 与...同时发生
vi. 迭盖, 部分的同时发生
[计] 重叠

n. a representation of common ground between theories or phenomena
n. the property of partial coincidence in time
v. coincide partially or wholly
v. extend over and cover a part of

词型变化：现在分词 : overlapping ; 名词复数形式 : overlaps ; 第三人称单数 : overlaps ; 过去分词 : overlapped ; 过去式 : overlapped
考试类型：[六级/考研/托福/IELTS/GRE]

词性分布：

动词54%

名词46%

overlap的用法和样例：

例句

用作及物动词(vt.)

A fish's scales overlap each other.鱼鳞是一片片上下交叠起来的。
You need to overlap the pieces of wood slightly.你需要把这些木片搭叠起来。
These two papers overlap in content.这两篇论文有交叉的内容。
The programme has been so organized that none of the talks overlap.日程做了精心安排，以使每一讲都没有重复内容。

用作不及物动词(vi.)

Channel ranges must not overlap.频道范围不能重叠。
The roofs of the houses overlap in the crowded city.房子的屋顶重叠在这个拥挤的城市的上空。

用作名词(n.)

There is a small overlap between the two circles.在这两个圆周有一小部分重叠。
There is a considerable overlap between the two subjects.这两门科目之间有相当多的共通之处。
His duties and mine have an overlap.他的职责和我的有部分交叉。

常见句型

用作动词(v.)

用作不及物动词S+～(+A)

His duties and mine overlap.他的任务和我的任务有重叠。
The treatment in these two books largely overlaps.这两本书的内容有很多重复。
History and politics overlap and should be studied together.历史与政治有相同之处,应该一起来研究。
Economics and politics are best studied together as the two subjects overlap.经济学和政治学有部分内容交叉,所以这两门课程最好一起研究。
His visit and mine overlapped.他的访问期和我的访问期有几天重叠。

用作及物动词S+～+ n./pron.

One feather overlaps another on a bird's wing.鸟翅膀上的羽毛一片压着一片。

词汇搭配

用作动词 (v.)

～+名词

overlap feather羽毛一片压着一片
overlap tiles屋瓦一片压着一片

～+副词

overlap amply宽敞地叠盖
overlap harmoniously融洽地叠盖
overlap largely大大地交搭
overlap repeatedly反复地交搭
overlap richly丰富地叠盖
overlap unavoidably不可避免地交搭

经典引文

The Dans produced five children, whose upbringing overlapped World War II.
出自：Nature

【近义词】

overlie躺在……上
intersection交集
cover封面
coincide一致
correspond符合
overlay覆盖
correspondence通信
meet遇见
touch触摸
intersect贯穿
come together会合
interrelate互相关连
edge边缘
join连接
connection联系
similarity相似
common ground一致之处
commonality公共
lap膝部
lay over延期
lap over搭接
overspread覆盖
spread over传遍
overstretch过度伸长
parallel平行的
overlapping相互重叠的
flap拍打
fly飞
coincidence巧合
equivalence相等
convergence收敛

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