sand pit

常见例句

ARAB countries own the biggest share of the Middle Eastern sand pit.
阿拉伯国家拥有中东沙坑的最大份额。
They then built the sand pit initially with bricks, covered the bricks with concrete and then put small stones into the concrete to keep the natural appearance.
然后就是用砖块做沙坑，为了保持自然形态，在砖头上浇注了混凝土并铺上小石子。
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After that, river way influent seepage and sand pit influent seepage simulation are researched at western outskirt in Beijing.
在此基础上进行了西郊地区河道入渗和砂石坑入渗模拟研究。

These terms are essentially trivial: amounting to little more than an admonition to play nice with the other boys and girls in the sand pit.
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Andrew Ledford against court-martial charges that he allowed his men to beat Jamadi, says the CIA did ask the SEALS to rough up detainees at the sand pit.
NPR: Q & A: The CIA's Record on Detainee Treatment