Antigenemia
抗原血症
🗣️ 情景例句
He was ill at ease at her birthday party.
他在她的生日宴聚会中心神不宁。
I'm sorry. I was just playing football with my friends.
对不起，我只是和朋友去踢了足球。
She was wearing a full-length skirt which swept the ground.
身穿一条拖地长裙，