Tpf
[医][=thymocyte proliferation factor]胸腺细胞增生因子
🗣️ 情景例句
The way people act in private is often quite different to how they act when in public.
人们私下的行为跟公共场合的行为是截然不同的。
Science is organized knowledge.
科学是系统化的知识。
That is John Smith,isn't it?
你是约翰。史密斯，对吗？