third tonsil是什么意思 third tonsil怎么读
third tonsil的英文翻译是什么意思，词典释义与在线翻译
Noun:- a collection of lymphatic tissue in the throat behind the uvula (on the posterior wall and roof of the nasopharynx);
"hypertrophy of the pharyngeal tonsils is called adenoids"
"enlarged adenoids may restrict the breathing of children"
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