Pcna
[医][=proliferating cell nuclear antigen]增殖细胞核抗原
🗣️ 情景例句
I grew up in a very close, loving family.
我生长在一个亲密友爱的家庭中。
It'll soon go out of mind.
这件事很快会被忘记。
he hardly ever used it, preferring always to go on foot.
但却很少使用，常常喜欢以步代车。