Regolith
n. （=mantlerock）[地质]风化层, 土被
🗣️ 情景例句
The roads are packed with holiday makers.
路上挤满了度假的人。
It is better to fight for good than to rail at the ill.
与其抱怨，不如积善。
But, in contrast, it is only in modern times that Galileo has become a problem child for historians of science.
但是相比之下，只是在现代对于科学史家来说，伽利略才变成一个新的难题。