undulation

汉语翻译

n. 波动, 波状弯曲, 起伏
【医】 波动

英语解释

名词 undulation:

an undulating curve同义词：wavewavelike motion; a gentle rising and falling in the manner of waves(physics) a movement up and down or back and forth同义词：wave

例句

The downs fell in gentle undulations to the sea.这块丘陵地略带倾斜伸向大海。