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
- 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。 - 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。 - 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 - The robustness problem in the aerodynamic optimization of an aircraft wing is discussed in reference to the undulation of aircraft performance derived from uncertainty factors.
针对不确定性因素引起飞机性能波动的现象，探讨了机翼气动优化设计过程的稳健性问题； - 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。 - 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。 - 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。 - 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。 - Compared with the same kind of tail balance technology, this technology can realize the dynamic balance, which decreases the motor load mutation and undulation, and makes the system run smoothly.
与同类型的尾平衡技术对比可知，该技术可实现滚动动态平衡，从而降低电机负载突变波动，使系统平稳运行。 - So that's it, these are the11 drills to learn the body undulation and dolphin kick!
原来如此，这些都是11演习，学习身体波动和海豚踢！