Pcna
[医][=proliferating cell nuclear antigen]增殖细胞核抗原
🗣️ 情景例句
then I've got to do some thinking about
那么我就必须考虑考虑
One foe is too many; and a hundred friends too few.
朋友成百犹觉少，仇敌一人已嫌多。
he might as well try to explain a crime or a love affair.
他还不如给人讲一个犯罪案件或一个恋爱故事。