undulate

英 [ˈʌndjuleɪt]

美 [ˈʌndʒəleɪt]

v.  起伏; 波动; 荡漾

过去式：undulated　复数：undulates　第三人称单数：undulates　过去分词：undulated　现在分词：undulating　

GRETEM8

Collins.1 / BNC.37025 / COCA.25684

牛津词典

verb

• 起伏；波动；荡漾
  to go or move gently up and down like waves
  1. The countryside undulates pleasantly.
     原野起伏，景色宜人。

柯林斯词典

• VERB 波动；起伏；摇曳
  Something thatundulateshas gentle curves or slopes, or moves gently and slowly up and down or from side to side in an attractive manner.
  1. As we travel south, the countryside begins to undulate as the rolling hills sweep down to the riverbanks...
     我们一路南行，乡间开始变得起伏不平，绵延的山峦一直延伸到河岸。
  2. His body slowly undulated in time to the music.
     他的身体随着音乐的节拍慢慢摆动。

英英释义

verb

• increase and decrease in volume or pitch, as if in waves
  1. The singer's voice undulated
• move in a wavy pattern or with a rising and falling motion
  1. The curtains undulated
  2. the waves rolled towards the beach
  Synonym:rollflapwave
• stir up (water) so as to form ripples
  Synonym:ripplerufflerifflecockle
• occur in soft rounded shapes
  1. The hills rolled past
  Synonym:roll

adj

• having a wavy margin and rippled surface

双语例句

• Vertically projecting the observation point at a undulate terrain onto a horizontal plane and copying the potential u at the terrain to the corresponding point at the horizontal plane, we get a fictitious potential field on a horizontal plane.
  将起伏地形上的测点垂直投影至水平面上，并将地形上的位场u放在水平面的对应点上，这样就有一个平面上的假想位场u。
• The change of the shelter forest is in an undulate growing trend on the whole, and a trough appeared in the 1980s.
  防护林的变化从总体上是呈波浪式的增加趋势，在1980年代出现了一个波谷。
• Their surfaces undulate to simulate Canada's terrain.
  他们的表面是模仿加拿大地形而起伏的。
• Given a initial model, one can calculate the gravity anomaly caused by a undulate subsurface interface.
  在给定密度界面初始模型之后，可以计算出地下某一起伏界面引起的重力异常。
• His body slowly undulated in time to the music.
  他的身体随着音乐的节拍慢慢摆动。
• In traditional system of ABS, a discriminate of road surface is very difficult because of no more extra& sensors for more parameters, undulate degree of road surface, interference of signals etc.
  在传统的防抱死系统中，由于没有额外的传感器测试更多的参数，以及路面的不平度、信号的干扰等原因，至使路面辨识非常困难。
• In respect to the respective shortcomings of spray water propulsion and undulate propulsion, this paper introduces the design of a new type robot fish which combines the above two kinds of propulsion.
  单柔性长鳍波动仿生推进器是一种模拟鱼类“尼罗河魔鬼”的长背鳍波动推进方式而设计的新型水下仿生推进装置。
• Boao is the permanent venue of the Asian Forum, an international conference body seated in China. The Boao Plaza, the main conference venue, is a structure that is open on all sides with the undulate roof resembling a seagull ready to take wings.
  博鳌是论坛的永久会址。论坛也将是首个永久定址中国的国际会议组织。位于博鳌水城四面开放的论坛会场，白色的波状屋顶像海边展翅的海鸥。
• The guided precision of surface to air missile weapon system to use relative system radar measuring system, has been studied and made great efforts in many years, it is the composite product of undulate error and movement error.
  采用相对体制雷达测量系的地空导弹武器系统的引导精度，已经过多年研究和努力，它是起伏误差和动态误差的综合产物。
• There's also an analysis of undulate form feature of vesicular breath sounds dry rale and wet rale.
  分析了正常的呼吸音、干性罗音和湿性罗音波形的特点。