1 a type of sth or way of doing sth （事物的）种类；（做事的）方法，方式，模式: a mode of transport/life 一种交通工具；一种生活方式

2 one of the ways in which a machine can work （机器运作的）状态: Switch the camera to automatic mode. 把照相机调到自动状态。

3 (technical术语) a particular arrangement of notes in music for example the musical SCALE system （音乐的）调式: major/minor mode 大调；小调

4 the most frequent number or value in a group of numbers 众数（指一组数字中出现次数最多的数或值）