这座山峰是攀登者的挑战。

This mountain is a challenge for ___climbers.

葡萄藤是一种常见的攀爬植物，会沿着墙壁生长。

Grapevines are common ___climbers that grow along walls.

这些登山者的鞋底特别适合攀岩。

These ___climbers have special soles perfect for rock climbing.