英语语法分析

The chyle had disappeared 46 days postoperatively.

乳糜已经消失了46天，术后。

In fact, surgeons seldom see the cisterna chyle during upper lumbar spinal surgeries.

事实上，在上腰椎手术时，术者在术中很少会看到乳糜池。

The absence of chyle in the mesenteric lymphatics of the small intestine is a rather constant feature.

小肠肠系膜淋巴管内没有乳糜是相当常见的特点。