Ecto-antigen
[医] 菌表抗原, 体外抗原
🧩 词语组成解析
antigen
['æntidʒən]
n. 抗原;
🗣️ 情景例句
Good morning. Restaurant Service. May I help you?
早上好，餐厅服务部，能为你效劳吗？
Please answer the door.
请去开门。
but they did not go out of their way to court such excitement.
但是，他们并非故意寻求这种刺激，