The delivery truck was delayed because a fallen boulder blocked the mountain highway.

送貨卡車因為一塊掉落的巨石擋住山區公路而延誤。

Our landscaping firm quoted extra fees for removing two large boulders from the client's site.

我們的景觀公司為了移除客戶工地上的兩塊大石頭，報價時加收了額外費用。

The tour guide warned travelers not to climb on the boulders near the coastal path.

導遊提醒旅客不要攀爬海岸步道旁的巨石。