例句
Long strands of seaweed undulate gently beneath the water.
长长的海藻在水下轻轻起伏。
The grasslands undulate towards the distant mountains, providing varied habitats for a wide range of species.
草原绵延起伏，伸向远山，为众多物种提供了多样的栖息地。
常用搭配
- undulate gently｜轻轻起伏
- undulating hills｜连绵起伏的丘陵
- undulating terrain｜波状起伏的地形
词形与相关词
undulation (n.) · undulating (adj.)
用法提示
描述地形起伏时，常用形容词undulating。