名词
中文翻译：消极的架子
同义词：
['negative support', 'negative brace', 'negative brace system']
例句：
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1. The engineer used a negative rack to support the heavy load.
工程师使用一个消极的支架来支撑沉重的负载。
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2.The patient was placed on a negative rack for an hour before being moved.
病人被放置在一个消极的支架上一个小时，然后被移动了。
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3. The negative rack system is designed to distribute the weight evenly across the floor.
消极的支座系统设计用来均匀地分布在地板上的重量。