名词
中文翻译：铅正方体
同义词：
['铅立方体，铅立方体例句：1. The lead orthoplumbate was used as a protective shield for the workers.（铅正方体被用作工人的保护盾。）']
例句：
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1. The lead orthoplumbate was used as a protective shield for the workers.
铅正方体被用作工人的保护盾。
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2. The orthoplumbate was carefully placed to ensure it would not fall out of place.
铅正方体被小心放置，以确保它不会掉出位置。
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3. The orthoplumbate was used in the construction of buildings due to its strength and durability.
由于其强度和耐用性，铅正方体被用于建筑施工。