名词
中文翻译：碎石床
同义词：
['crushing bed', 'crushing floor']
例句：
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1.The chipping bed is a popular activity for children during the summer vacation.
碎石床是孩子们在暑假期间流行的活动。
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2.The engineers used a chipping bed to level the ground before building the new bridge.
工程师们使用碎石床平整地面，以便建造新桥。
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3. The chipping bed was filled with sand and gravel, ready for the construction crew to use.
碎石床被沙子和砾石填充，准备让建筑工人使用。