undulation
英 [ˌʌndjuˈleɪʃn]
美 [ˌʌndʒəˈleɪʃn]
n. 波浪形; 起伏; 波动; 荡漾
复数：undulations
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
- wavelike motion
- an undulating curve
双语例句
- 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。 - Several pretty large logs may still be seen lying on the bottom, where, owing to the undulation of the surface, they look like huge water snakes in motion.
湖底还可以见到一些很大的木料，却因为水面的波动，它们看上去像一些婉蜒的巨大的水蛇。 - This is normal as there is less leverage to execute the body undulation when the arms are kept to the sides.
这是正常的，很少有杠杆执行时的身体波动武器被保持到两边。 - The maximum difference of geoid undulation between the model and EGM96 ( to70 degrees) is2.
该模型与EGM96相比（70阶次），大地水准面起伏差异最大为2。 - And if your knees and your feet come out of the water, then your undulation motion is actually too large.
如果你的膝盖和脚露出了水面，那么你的摆动幅度就过头了。 - 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； - Stalagmite record revealed that Indian summer monsoon moved forward rapidly, and climate undulation on a century scale resulted in the change of the solar radiation.
石笋记录揭示印度季风的快速推进或退出以及百年尺度上的气候波动是太阳辐射量变化造成的结果。 - Effects of Rail Undulation Wear on Vehicle Vibrations
钢轨波浪型磨耗对地铁车辆振动性能的影响 - This system have sensitive control high stability, little output HV DC undulation, high anti-interference.
本系统控制精度高、稳定性好、输出直流高压的脉动系数小、抗干扰性强。 - A broad and deep undulation of the ocean.
海洋中一种宽而深的涌或波动。