O antigen
[医] O抗原, 不动型抗原, 菌体抗原
🧩 词语组成解析
antigen
['æntidʒən]
n. 抗原;
🗣️ 情景例句
Hello, operator.
喂， 接线生。
An ounce of prevention is worth a pound of cure.
预防胜于治疗。
Bones were carved into needles and tools, and the teeth were used to make necklaces.
骨头则雕琢成针和工具，牙齿用来作项链。