Echovirus
,ECHO virus[微]艾柯病毒,人肠道孤病毒, 人肠细胞病变孤儿病毒
🗣️ 情景例句
Good-bye, Richard, and good luck. See you in two weeks.
再见， Richard， 祝你好运。两周后见。
One butcher does not fear many sheep.
屠夫不怕羊多。
Mind your own business!
管好你自己的事！