a cavity in the mesoderm of an embryo that gives rise in humans to the pleural cavity and pericardial cavity and peritoneal cavity 同义词：coelom, celoma,
例句与用法
1.
With two examples of the prestressed celom tension in the continuous girder design , which is utilized in the projects of mingzhu elevated railway and xinmin elevated railway , the author analyses the characters of the design and the application of this technology 摘要就轨道交通明珠线、莘闵线等工程的连续梁设计中预应力束体内张拉的实例，分析其设计特点和应用。
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