undulation
US /ˌʌn.djʊˈleɪ.ʃən/
UK /ˌʌn.djʊˈleɪ.ʃən/
명사
1.
파동
a continuous up and down shape or movement, like waves on the sea:
예시:
•
The fields rise and fall in gentle undulations.
Lingoland에서 이 단어 학습하기
파동
a continuous up and down shape or movement, like waves on the sea: