首页英语词典rotationrotation英英释意

rotation

英 [rə(ʊ)'teɪʃ(ə)n] 美[ro'teʃən]
  • n. 旋转;循环,轮流

英英释意


1. the act of rotating as if on an axis;
"the rotation of the dancer kept time with the music"
2. (mathematics) a transformation in which the coordinate axes are rotated by a fixed angle about the origin
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"
4. a planned recurrent sequence (of crops or personnel etc.);
"crop rotation makes a balanced demand on the fertility of the soil"
"the manager had only four starting pitchers in his rotation"