Dreye權威釋義|undulate

vi.

（水面等）波動，起浪；（地形、聲音等）起伏
The road undulates through pleasant scenery.
那條道路在宜人的景色中延綿起伏。
（指表面）呈波浪形
We soon saw a field of wheat undulating in the breeze.
我們很快看到一片在微風中起伏的麥田。

vt.

a.

n. [C][U]

undulation

同義參見:

以上來源於：《英漢大辭典》

v.

/ˈʌndjʊleɪt/ move with a smooth wave-like motion.

▸ [usu. as adj. undulating] have a wavy form or outline.

adj.

/ˈʌndjʊlət/ Botany & Zoology having a wavy surface or edge.

C17: from late L. undulatus, from L. unda ‘a wave’.

以上來源於：《簡明牛津英語詞典》