Romer's serum
[医] 勒梅尔氏血清(肺炎血清)
🧩 词语组成解析
serum
['sɪrəm]
n. <医>血清，血浆;浆液，树液;乳清;
🗣️ 情景例句
What? Tell me.
什么事？ 说给我听听。
It's fine once you get used to it.
习惯就好！
Shortly afterwards, four more policemen arrived and remonstrated with the workmen.
一会儿工夫，又来了4个警察，规劝工人离开。