boulder

巨石、大圓石、漂石

A huge boulder rolled down the slope and blocked the road.

一塊巨石從坡上滾下來，擋住了道路。

抱石攀登、攀爬巨石攀岩用語

We spent the weekend bouldering at a gym downtown.

我們週末都在市區的岩館做抱石攀登。