cross-section

1. N-COUNT If you refer to a cross-section of particular things or people, you mean a group of them that you think is typical or representative of all of them. 典型

I was surprised at the cross-section of people there. 我对那里人的典型性类型感到惊讶。

2. N-COUNT A cross-section of an object is what you would see if you could cut straight through the middle of it. 截面图; 横断面[also 'in' N]

...a cross-section of an aeroplane. …一架飞机的截面图。