例句與造句

1. The Chuar syncline is a doubly plunging fold, which means that along the hingeline within the axis of the syncline, beds in some areas ( Nankoweap Canyon ) dip toward the south, and in other areas ( Lava Chuar Canyon ) beds dip toward the north.
2. It's difficult to find doubly plunging fold in a sentence. 用doubly plunging fold造句挺難的