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

• Studies on the Relations Between the Grids Size of Various Undulate Landforms and the Accuracy of DEM
  不同地貌起伏状况下网格尺寸与DEM精度关系研究
• 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。
• Transfer method, non-equidistant finite difference method and the ghost point method can respectively handle the undulate surface problem, and the accuracy can meet the computing requirement.
  转移法、不等距有限差分法和鬼点法均能处理起伏地表问题，其计算精度能满足计算要求。
• 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。
• Numerical modeling of DC electrical field interpolation on two dimension undulate topography
  二维起伏地表直流电场插值法数值模拟
• The activity of strong earthquakes is undulate and clustered in the major region in certain period.
  强震活动具有在时间上的起伏特征与空间上集中分布于主体地区的特征。
• In a terribly undulate area, these requirements canhardly be met simultaneously.
  在高差较大的复杂地表区，很难同时满足这些要求。
• Put forward disposal idea and prevent measurement for quality abnormity undulate appears in entire produce process.
  对生产全过程出现的质量异常波动提出处理意见和预防纠正措施。
• Passion and wateriness should alternately present as undulate.
  激情平淡应呈波浪形交替出现。
• Research on detecting method of harmonic and undulate for electric arc furnace
  电弧炉电气系统的谐波及波动的检测方法研究