undulating ['ʌndjəˌletɪŋ]

例句:

• A country of gracious farms on undulating hilly slopes.
  来自N. Shute
• The undulating planes of the countryside provide relief from the hard horizontals and verticals of the urban scene.
  乡村起伏不平的地势使人们摆脱了城市刻板的横平竖直景象。
  
• She had an undulating , but oftentimes a sharp and irregular movement.
  她行踪飘忽, 时常会作出突然而意外的动作.
  
• We soon see a field of wheat undulating in the breeze.
  我们很快看到一片麦田在微风中起伏。
  
• They go like this his hand made an undulating motion.
  来自NEWYORKER
• Buffalo Stance, with its undulating synths, You go girl!
  来自BBC