boulder是什么意思

音标:英 ['bəʊldə(r)]美 [ˈboldɚ]

大圆石[机] 圆石, 漂石

a large smooth mass of rock detached from its place of origin
a town in north central Colorado; Rocky Mountains resort center and university town

boulder的用法和例句：

1. Those boulders impinged on this bedrock surface, polishing it, oothing it off and then plucking pieces of rock off as the glacial ice moved over with the boulders embedded in the base.

这些卵石撞击着基岩表面 不断地打磨地表 使其平滑 另外随着冰川运动的同时 这些卵石还会从地表上 拖拽一块块岩石下来

2. There's a nice pool over there by them boulders.

那些大石头旁有个不错的水塘

3. And a few feet there into the woods, a boulder.

再往林子里走一两米 有块卵石

4. Likelike, not a rock, but a boulder.

不是一般的石头 是巨石

5. And by the side of the path there was this boulder.

就在路的旁边 有一块巨砾

6. All right, thatthat is worse than a boulder.

好吧 这比石头严重多了

7. But you should look out for snakes and scorpions and boulders.

但你需要小心蛇 蝎子和岩石

8. Those boulders up here are blocking access to the boy.

这里的巨石挡住了那男孩的出口

9. No, wewe don't know how sturdy any of those boulders are.

不行 我们不知道这些岩石的坚固程度

10. Big boulder on the track so train stop.

铁轨上有块大石头 所以火车停下来了