/'sekʃn; `sɛkʃən/
n
1 [C] any of the parts into which sth may be or has been divided 部分
*This section of the road is closed. 这段路已经封闭.
* White lines divide the playing area into sections. 这些白线把赛区分成各个部分.
* the practical sections of the course 该课程的实践部分.
2 [C] any one of a number of parts that can be fitted together to make a structure 部件; 零件
*the three sections of a fishing-rod 钓鱼杆的三节
* The shed comes in sections that you assemble yourself. 这个棚子有几个部分, 要由自己组装起来.
3 [C] separate group within a body of people 集体中的小团体; 小集团
*Farm workers make up only a small section of the population. 农民只占人口的一小部分.
* a discontented section of the army 军队里心怀不满的人.
4 [C] department of an organization, institution, etc （组织、机构等的）部门, 处, 科, 组, 股
*the library's extensive biology section 图书馆中有大量图书的生物学部
* the woodwind section of the orchestra, ie players of woodwind instruments 乐队中的木管乐组.
5 [C] separate part of a document, book, etc （文件、书等的）节, 款, 项, 段
*section 4, subsection
2 of the treaty 条约中的第4节第2小节
* the financial section of the newspaper 报纸上的金融栏
* The report has a section on accidents at work. 报告中有一段谈到工作中的事故问题.
6 [C]
(a) (US) piece of land one mile square, equal to
640 acres (about
260 hectares) 一平方英里的面积（等于640英亩或约260公顷）.
(b) (esp US) area of a town 市镇的范围; 市区
*the business, residential, shopping section 商业区、住宅区、购物区.
7 [C] view or representation of sth seen as if cut straight through from top to bottom 纵剖面; 纵断面; 纵切面
*This illustration shows a section through the timber. 本图所示为木材的纵剖面.
8 (medical 医)
(a) [U] process of cutting or separating sth surgically 切除; 切开
*the section of a diseased organ 切除患病器官.
(b) [C] piece cut or separated in this way 切除或切开的部分; 切片
*put a section of tissue under the microscope 把组织的切片放在显微镜下.

v
1 [Tn, Tn.pr] divide (sth) into sections 将（某物）分成部分
*a library sectioned into subject areas 按科目划分的图书馆.
2 [Tn] (medical 医) cut or separate (tissue, etc) 切除或切开（组织等）.

"Four Wave Intersection" is the 217th episode of King of the Hill. It is the fourth episode of the 12th season.