undulating
🇺🇸
/ˈʌndʒəleɪtɪŋ/
🇬🇧
/ˈʌndʒəleɪtɪŋ/
Rising and falling like waves
The hills had an undulating landscape that was both beautiful and challenging to traverse.
這些山丘有著起伏的地形,既美麗又具有挑戰性,難以穿越。