dune

Đồi cát, đụn cát

a large hill of sand that is made by the wind and usually found in deserts or on beaches

• dune landscape

Collocations sand dunes · desert dunes

• The sand dunes were a beautiful sight.

  Đồi cát thật đẹp mắt.

Hố cát nhân tạo

a large pile of sand or earth made by people, often for military purposes

• dune fortification

Collocations artificial dunes · military dunes

• The military built sand dunes to protect the city.

  Lực lượng quân đội đã xây dựng đụn cát để bảo vệ thành phố.