名词
中文翻译：堆积物
同义词：
['heap', 'pile', 'stack例句：1. The workers are busy building a new dam on the river.（工人们正在忙着在河上修建一座新的大坝。）2. The pile of books on the desk is too heavy to lift.（桌上的一堆书太重了，搬不动。）']
例句：
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1. The workers are busy building a new dam on the river.
工人们正在忙着在河上修建一座新的大坝。
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2. The pile of books on the desk is too heavy to lift.
桌上的一堆书太重了，搬不动。
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3.He started to pile the bricks in order to build a wall.
他开始把砖头堆起来，准备建一面墙。