Pcna
[医][=proliferating cell nuclear antigen]增殖细胞核抗原
🗣️ 情景例句
Susan and Harry have a sitter for Michelle in the city,
Susan和Harry在城里给Michelle找到一位临时保姆，
We should be aware of different styles of communication according to different cultures.
我们应该意识到根据不同的文化会有不同的交流方式。
The train arrived on time.
火车准时到达。