Seronegativity
血清阴性
🗣️ 情景例句
Shantou is a boom town, it's a haven for the manufacturing industry.
汕头是一个新兴的城市，是制造业的港湾。
Sport is sweetest when there be no spectators.
旁边无观众，运动最轻松。
and for several days will probably refuse all food through anger and fear.
甚至一连几天由于愤怒和恐惧而拒绝进食。