Herd infection
[医] 集体传染
🧩 词语组成解析
herd
[hɝd]
n. 兽群;牧群;放牧人;<蔑>群众，民众;
vt.& vi. 群集，纠结;
vt. 放牧;（使）向…移动;使成群;
infection
[in'fekʃən]
n. <医>传染，感染;传染病，染毒物;影响;
🗣️ 情景例句
How do you do?
你好。
I can't do two things at the same time.
我只有一双手。
I determined to lodge a complaint as soon as we arrived.
我决定到目的地就给铁路部门提意见。