S antigens
[医] 可溶性抗原
🧩 词语组成解析
n. 抗原( antigen的复数形式 )
🗣️ 情景例句
I need to cancel that. We have had a last minute change of plans.
我要取消预约，我们临时改变计划了。
What platform does the train leave from?
这班车从哪个站台开出呢？
No hurry.
不着急。