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
Is it too late to cancel our plans?
现在取消我们的计划是否太迟了？
I will take a cable car.
我将去搭电车。
It took great imagination as well as patience for Annie to teach me to speak.
教我说话需要极大的想像力和耐心。