barchane
常見例句
- Another kind of dunes are barchan dunes.
還有一種類型叫做弧形沙丘。 - Parabolic dunes are the opposite of barchan dunes.
新月型沙丘則跟弧形沙丘相反。 - Barchan dunes are produced by strong winds blowing across a level surface and are crescent shaped.
強風(fēng)吹過表面形成弧形沙丘而就是新月形。 - A large barchan (crescent-shaped) dune, in a region where some dunes have been observed shrinking over several years.
大型新月形(月牙形)沙丘在一個地區(qū),那里的一些沙丘已經(jīng)觀察幾年縮小。 - The scattered single barchan dunes on the non sand bed possess movability and form unstability except the high large crescent sand mountain.
非沙質(zhì)床面零星分布的單個新月形沙丘具有明顯的移動性和形態(tài)的不穩(wěn)定性(高大新月形沙山除外)。 - The Martian North Pole is ringed by many similar fields of barchan sand dunes, whose strange, smooth arcs are shaped by persistent Martian winds.
火星北極被許多類似的弧形沙丘包圍著,由于一直不斷吹著的火星風(fēng)侵蝕出了這樣奇怪而又平滑的形狀。 返回 barchane