Pigou
皮古(姓氏)
🗣️ 情景例句
and I'm giving some thought to a new book on a different subject.
如今我又开始在构想另一本不同题材的新书。
Teacher. He is teaching.
老师。正在教书。
it is quite reasonable to regard the sea floor as the basic form of the crust of the earth,
因此完全有理由把海床看作地壳的基本模壳，