Prion
n. 感染性蛋白质, 普列昂; 锯鹱
🗣️ 情景例句
It's his first venture into business.
他初涉商界。
Quick! Seize that child before she falls down.
快！趁还没掉下去，快抓住那孩子。
I've just called the Frist Aid Centre.
我刚才已经给急救中心打了电话。