revolve

1. V-I If you say that one thing revolves around another thing, you mean that the second thing is the main feature or focus of the first thing. 以…为中心

Since childhood, her life has revolved around tennis. 从孩提时代起，她的生活就一直以网球为中心。

2. V-I If a discussion or conversation revolves around a particular topic, it is mainly about that topic. 围绕 (某个主题)

The debate revolves around specific accounting techniques. 这场讨论围绕具体的会计技巧。

3. V-I If one object revolves around another object, the first object turns in a circle around the second object. 围绕…转

The satellite revolves around the earth once every hundred minutes. 该人造卫星每100分钟绕地球旋转一圈。

4. V-T/V-I When something revolves or when you revolve it, it moves or turns in a circle around a central point or line. 使旋转; 旋转

Overhead, the fan revolved slowly. 头顶上，电扇缓慢地旋转着。