Epidemics
[ [ˌepi'demiks] ]
辅助 Assistant
n. 流行病；时疫；蔓延（epidemic的复数）
🗣️ 情景例句
Don't speak too soon.
话不要说得太早。
There is no time like the present.
机不可失，时不再来。
Yes. Thanks for listening.
好啊。谢谢你来听音乐会。