The whole thing started in 1912 when Charles Dawson claimed to find some interesting bones in a gravel pit.

整个事件始于1912年，当时查尔斯·道森声称在一个砾石坑里发现了一些有趣的骨头。

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This area of former farmland was worked as a gravel pit until 1964.

这片昔日的农田在1964年前是被用作采砾坑的。

《柯林斯英汉双解大词典》

The next morning Martha took Baby out with her and the children decided to go back to the gravel-pit to look for the Psammead again.

第二天早晨，马莎带着小弟弟出去了，孩子们决定回砾石坑那儿再去找赛米德。

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Even where the gravel pit was a house now stands, the ground beneath it levelled.

NEWYORKER: Gravel

And in my dreams I am running not toward the trailer but back toward the gravel pit.

NEWYORKER: Gravel

More income comes from a gravel pit, a tree farm and leased property at the side of the lake.

ECONOMIST: Endangered species