Stratigraphers
(stratigrapher 的复数) n. 地层学家
🗣️ 情景例句
Fine.
好啊。
I feel like vomiting.
我想呕吐。
Many firms, for instance, have great difficulty in obtaining technical or scientific books from libraries
比如，很多公司向图书馆借阅科技书籍时感到很困难，