purine transdeoxyribosylase嘌呤: purine转: revolve; rotate; turn; swive ...酶: enzyme; ferment嘧啶转脱氧核糖基酶: pyrimidine transdeoxyribosylase脱氧核糖鸟嘌呤核苷酸: desoxyribo-guanylic acid下载手机词典可随时随地查词查翻译