Sastruga
n. [地]雪面波纹
🗣️ 情景例句
I'm sorry, I didn't get your name.
对不起，我没听清楚你的名字。
Prosperity gains (or makes) friends, and adversity tries them.
顺境交朋友，逆境试真情。
He noticed the remains of a snake which was wound round the electric wires of a 16,000-volt power line.
他发现了缠绕在16，000伏高压线上的一条死蛇。