rotations [roʊ'teɪʃnz]

例句:

• Farmers traditionally used long - term rotations of hay, pasture, and corn.
  农民以往 长期 实行干草 、 牧草和玉米轮作.
  
• The crankshaft makes three rotations for each rotation of the rotor.
  转子每转一周,曲轴转3周.
  
• The first boundary error has to be weighted by rotations and second by displacements.
  第一个边界误差要用转角来加权,而第二个则用位移来加权.
  
• Intensive cultivation, chemical applications and limited crop rotations harm this balance.
  来自SA
• The fellow appeared unconscious of his upper body's underwater X-shaped rotations.
  来自NEWYORKER
• The program, taught in English, includes lectures, lab demonstrations, lab rotations, and journal clubs.
  来自SA