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. 我對(duì)那里人的典型性類型感到驚訝。

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

...a cross-section of an aeroplane. …一架飛機(jī)的截面圖。