section bisect dissect insect intersect segment

section ['sekʃən]
【根】sec＝to cut（切割） t为衔接，利于发音
any of the parts into which sth is divided
a separate part of a structure from which the whole can be put together:
a separate group within a larger group of people
to separate something into parts
technical or medical to cut a very thin flat piece from skin, a plant etc so that you can look at it under a microscope
medical to cut a part of the body in a medical operation
n. 截面；部门；地区；章节；阶层,界
vi. 被切割成片；被分成部分
vt. 把…分段；将…切片；对…进行划分

例句
The mayor inspected the residential section of the city.
市长视察了该市的住宅区。
The teacher sectioned the class for dialogues.
老师把班级分组进行对话练习。

bisect [bai'sekt] bicycle bikini
to divide something into two, usually equal, parts
v平分；二等分

例句
Use your compass to bisect an angle.
用圆规把一个角二等分。

dissect [di'sekt]
to cut open something, especially a dead body or a plant, and study its structure:
to examine or consider something in detail
vt. 切细；仔细分析
vi. 进行解剖；进行详细分析

例句
In biology class we had to dissect a frog.
上生物课时我们得解剖青蛙。
The lawyers dissected his claim for damages.
律师们仔细分析了他提出的赔偿要求。

insect ['insekt] in=into
any small creature with six legs and a body divided into three parts
a trivial or contemptible person
n. 昆虫；卑鄙的人

intersect [,intə'sekt] inter=between,together
(of lines, roads, etc.) to cross one another
to divide an area into smaller parts by crossing it with straight lines:
vi. 相交，交叉
vt. 横断，横切；贯穿

例句
The line AB intersects the line CD at E.
直线AB 与 CD 相交于 E。
Streets usually intersect at right angles.
街道通常成直角相交。

intersection [,intə'sekʃən]
when two lines cross, or the point where this happens
MAINLY US the place where two or more roads join or cross each other:
n. 交叉；十字路口；交集；交叉点

segment['segmənt] c=k=g=h
any of the parts into which something (especially a circle or sphere) can be divided or into which it is naturally divided
to divide something into different parts
n. 段；部分；部门
v分割

例句
The company dominates this segment of the market.
该公司控制了这一部分市场

普林斯顿公开课 - 国际座谈会课程节选
Let me go back to the overall schedule before you go to the individual segment who gets in to see him.
我们先回到日程的问题上,然后再讨论你说的个人部分,谁可以见总统。

趣味单词

boff[bɔf] =boffo ['bɔfəu] 暴富 boffo可做形容词，boff不可做形容词
a hearty laugh
something that is conspicuously successful
A line in a play or film, for example, that elicits a big laugh:
【俚语】
adj. 风行一时的;极其成功的，效果极好的，很受欢迎的
n. 高声大笑；开怀大笑;卖座的戏；为博取大笑的台词