常見例句用作名詞 (n.)Most mammals have a gene that makes an enzyme called uricase that breaks down uric acid, but humans lack the ability.大多數(shù)哺乳動(dòng)物都有一個(gè)叫做尿酸酶的基因來分解尿酸，但人類缺乏這種能力。 返回 uricase