Doyen's serum
[医] 杜瓦扬氏血清
🧩 词语组成解析
serum
['sɪrəm]
n. <医>血清，血浆;浆液，树液;乳清;
🗣️ 情景例句
Railroad stations or airports--Grandpa always tells us he'll get here by himself.
无论是火车站还是机场，爷爷总是说他会自个儿设法到这 。
Who are those people?
那些人是谁？
Bye.
再见。