revolution

英 [revə'luːʃ(ə)n] 美['rɛvə'lʊʃən]

• n. 革命；旋转；运行；循环

1. a drastic and far-reaching change in ways of thinking and behaving;

"the industrial revolution was also a cultural revolution"

2. the overthrow of a government by those who are governed

3. a single complete turn (axial or orbital);

"the plane made three rotations before it crashed"

"the revolution of the earth about the sun takes one year"