Seif dune
赛夫沙丘，蛇形砂丘
🧩 词语组成解析
赛夫沙丘(顺着风向的长沙丘)
dune
[dju:n]
n. （由风吹积成的）沙丘;
🗣️ 情景例句
What a pity! We have another party that day.
太可惜了，我们那天也有个聚会。
Straightforward communication is usually more appreciated.
坦率地交流常常更值得推崇。
He paused for a reply.
他停下来等着回答。