Seron
[医]血清子：血清学上抗原类似的病毒组
🗣️ 情景例句
Do you know where the nearest post office is?
你知道最近的邮局在哪儿吗？
I can assuer you of our close cooperation.
我保证通力合作。
Could you come here, please? I want some help.
你能来这儿一下吗？我需要帮忙。