Serum sickness
[医] 血清病
🧩 词语组成解析
serum
['sɪrəm]
n. <医>血清，血浆;浆液，树液;乳清;
🗣️ 情景例句
we don't have to.
我们不必勉强。
By doing we learn.
经一事，长一智。
She suddenly got into a panic and stopped her car.
她一惊之下突然把车停了下来。