名词
中文翻译：压载石
同义词：
['carrier stone', 'ballast stone例句：1. The ship was anchored in the harbor with a heavy peristerite.（这艘船在港口锚定，承载着沉重的压载石。）']
例句：
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1. The ship was anchored in the harbor with a heavy peristerite.
这艘船在港口锚定，承载着沉重的压载石。
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2.The engineer carefully placed the peristerite to ensure stability.
工程师小心翼翼地放置压载石以确保稳定性。
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3.The weight of the cargo is balanced by the peristerite on board.
货物的重量由船上的压载石来平衡。