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。 - A study on the displacement system of lunar rover and its undulation based on semi-turning mechanism;
比较了一级半转机构和二级半转机构的起伏度，建立了月球车机构转杆正向运动学模型。 - A broad and deep undulation of the ocean.
海洋中一种宽而深的涌或波动。 - 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。 - 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 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； - Undulation in displacement monitoring curve of slope both reflect abrupt changes which nature and manpower bring about and reflect influence of ambient noise.
边坡深部位移监测曲线中的波动现象既反映了自然活动和人工活动使边坡内部位移产生的突变；也反映了噪声对其造成的影响。 - The dolphin kick and body undulation exercises simply teach you how to learn the technique described above.
海豚式打腿练习和身体的波动只是教你怎么学技术前述。 - 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。 - Some people have it easier to learn the dolphin kick and body undulation than others, and it seems that girls learn this motion faster than boys.
有些人把它易于学习海豚式打腿和身体的波动，似乎比其他女孩比男孩学习这个动作快。