一块大圆石从山上滚下来，停在路边。

A boulder rolled down the hill and stopped near the road.

他们坐在海滩边的一块大圆石上看日落。

They sat on a boulder by the beach and watched the sunset.

他爬上那块大圆石，以便更好地看到山谷。

He climbed on top of the boulder to get a better view of the valley.

徒步旅行者在他们的旅途中在一块大圆石旁休息。

The hikers rested beside a large boulder during their trek.

他们疲倦的吮吸着小圆石。

They wearily sucked their pebbles.

手推车吱嘎吱嘎地走在圆石路上。

The cart rattled over the cobbled street.

他躲在一块大圆石后面，静静地听着。

He hid behind a great boulder and fell to listening.

他躲在一块大圆石后面,静静地听着.

He hid behind a great bowlder and fell to listening.

科学家认为这些大圆石形成于六千五百万年前。

Scientists explain the boulders as septarian concretions formed about 65 million years ago.

次日清晨,他沿着滑溜溜的圆石街道奔跑,所幸没有受伤.

He ran the following morning along the slippery cobbled streets and survived unscathed.