footholds例句

The mountain climber could not find many footholds on the melting ice.
登山者在融化的冰上找不到多少立足之处.

He climbed the steep cliff by getting footholds in cracks in the rock.
他在岩石缝中找踏脚的地方,慢慢爬上峭壁.

A climber needs secure footholds.
攀登的人脚踩的地方要很牢固.