Regolith
n. （=mantlerock）[地质]风化层, 土被
🗣️ 情景例句
This job is no picnic.
这份工作很累人。
True love never grows old.
真爱永不老。
'I've just arrived by train,' she said.'I'm coming to see you.
“我刚下火车，”她说，“我这就来看你。