基本解释酪氨酸同根派生 tryosin相关词英汉例句Methods By tryosin and DNA enzyme digest methods, we observed the human beings chorial trophcytes with light microscope and electronic microscope. 方法应用胰蛋白酶/DNA酶消化法进行消化,经光镜和电镜观察。tryosin更多例句