It is one of the most difficult peaks to climb.

这是最难攀登的山峰之一。

It's very difficult to climb a sheer cliff.

薄绸是一种极薄的丝绸或人造丝织物。

I could tell how difficult the climb was for the worm.

在阳光的照射下,它的身体变得晶莹透明.

The smaller the mesh size the more difficult to climb or cut.

规模较小的网目尺寸的更加难以攀登或削减。

It is difficult to climb the mountains located 3000 meters above the sea level.

攀登海拔3000米高的山峰是很困难的事情。