sheer

The cliff rises sheer from the sea, and there is no beach at its base.

用法提示：sheer 在此作副词，修饰动词 rises，表示崖壁笔直向上、没有中断。

From the top of the ridge, the ground falls sheer into the valley below.

用法提示：sheer 在此作副词，修饰动词 falls，表示地面垂直向下延伸。

The stone wall goes sheer up for twenty metres, with no window or door in it.

用法提示：sheer 在此作副词，修饰动词短语 goes up，表示墙体笔直向上。