| 单词 | achalasia |
| 释义 | achalasia /ak'euh lay"zheuh, -zhee euh, -zee euh/, n. Med. inability of a circular muscle, esp. of the esophagus or rectum, to relax, resulting in widening of the structure above the muscular constriction. [1910-15; A-6 + Gk chálas(is) (chala- (s. of chalân to loosen) + -sis -SIS) + -IA] |
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