undulation

英 [ˌʌndjuˈleɪʃn]

美 [ˌʌndʒəˈleɪʃn]

n.  波浪形; 起伏; 波动; 荡漾

复数：undulations　

医学

BNC.24577 / COCA.28179

牛津词典

noun

• 波浪形；起伏；波动；荡漾
  a smooth curving shape or movement like a series of waves

英英释义

noun

• (physics) a movement up and down or back and forth
  Synonym:wave
• wavelike motion
• an undulating curve
  Synonym:wave

双语例句

• It can be viewed as an outsized piece of furniture or a fragment of the landscape itself, in undulation above the ground.
  它可以被看作是一家具或超大型景观本身的一块碎片，在地面起伏。
• In tries to move in the process, the oscillation amplitude and the electric current besides change along with the voltage undulation should be stable invariable.
  在试运行过程中，振幅和电流除随电压波动而变化外应该是稳定不变的。
• But he could see the prisms in the deep dark water and the line stretching ahead and the strange undulation of the calm.
  但是他可以看见漆黑的海水深处的彩虹七色，面前伸展着的钓索和那平静的海面上的微妙的波动。
• Factor effecting injection quantity uniformity were briefly analyzed, and the undulation quantity and injecting pulse revising was put forth to meet the respective demand.
  简要分析电控喷油器的均匀性影响因素，提出了压力波动量控制的办法和喷油脉宽修正的办法满足小喷油量均匀性要求。
• Based on an analysis of the filament winding pattern and filament undulation, a new method for calculating the elastic modulus of filament winding composites is presented.
  层板区域用经典层板理论计算弹性模量；纤维束波动区域根据纤维波动的细观图形及走势计算弹性模量。
• Analysis and Adjustment on Undulation of Furnace Practice for No.6 Blast Furnace of Baotou Steel
  包钢6~高炉炉况波动的分析和调整
• To swim butterfly correctly it is important to have mastered the body undulation and dolphin kick first before adding the arm movement.
  游泳是很重要的蝴蝶正确掌握身体的海豚式打腿前、岩面起伏及其裸露程度增加臂的运动。
• When a gust of wind blows across the sea-like desert, the undulation of the sand has the shape of the wind imprinted on it.
  当万里长风吹过翰海，沙的起伏留下了风的形状。
• The undulation on the top curved surface is quite suitable for the shape of adults'hands, according with Ergonomics.
  因为是手持产品，在顶部曲面的凹凸起伏，充分适合成年人的手型，让人们在进行抓握动作的时候更符合人机工学。
• The effects of fabric micro structural parameters on elastic properties of woven fabric reinforced composites are investigated based on a two dimensional undulation model proposed by the author.
  根据作者提出的二维波纹细观力学模型，在考虑了实际织物结构中存在的经向和纬向纤维的波纹；