an enzyme found in mammals that can catalyze the deamination of adenosine into inosine and ammonia;
\\\"ADA deficiency can lead to one form of severe combined immunodeficiency disease\\\"
\\\"the gene encoding ADA was one of the earlier human genes to be isolated and cloned for study\\\"
造句
用作名詞(n.)
Ada reached to the dashboard and cut off the headlights. 阿達伸手到儀表板上關閉了車前燈。