Prion
n. 感染性蛋白质, 普列昂; 锯鹱
🗣️ 情景例句
There is an emergency. Please send a fire engine.
这有火灾，请尽快派消防车来。
She is scared to death.
她吓得半死。
Who do you make them for?
你做机器干什么呢？