Seroepidemiology
n. [医]血清流行病学
🗣️ 情景例句
He is a tremendous walker.
他很能走路。
Are you in a hurry?
赶时间吗？
Ships carry live sheep to markets in he Middle East where they are killed at festivals.
轮船将活羊运送到中东市场供凶日宰杀。