Regolith
n. （=mantlerock）[地质]风化层, 土被
🗣️ 情景例句
He seems to be getting on very well at school.
他在学校似乎过得很好。
Dogs wave their tails not so much in, love to you as your bread.
狗摇尾巴，爱的是你的面包。
He slept very well for the first two nights,
头两天晚上，他睡得非常好。