dune /ˈduːn/ Brit /ˈdjuːn/ noun plural dunes
/ˈduːn/ Brit /ˈdjuːn/
noun
plural dunes
Learner's definition of DUNE
[count]
: a hill of sand near an ocean or in a desert that is formed by the wind(风力形成的)沙丘 — called also sand dune
— see color picture on this page