| 词汇 | aortic stenosis | 
| 释义 | aortic stenosis  noun [ C or U ]  medical specialized uk/eɪˌɔː.tɪk stɪˈnəʊ.sɪs/ us/eɪˌɔːr.t̬ɪk stəˈnoʊ.sɪs/  aortic stenoses /eɪˌɔː.tɪk stɪˈnəʊ.siːz/ /eɪˌɔːr.t̬ɪk stəˈnoʊ.siːz/  主动脉瓣狭窄 a narrowing of the heart valve that supplies the aorta (= the body's largest artery), reducing the blood flow to the aorta  He had been suffering from aortic stenosis and died of heart failure in his sleep. 他主动脉瓣狭窄,在睡梦中死于心脏衰竭。  | 
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