Immune serum
[化] 免疫血清
🧩 词语组成解析
serum
['sɪrəm]
n. <医>血清，血浆;浆液，树液;乳清;
🗣️ 情景例句
A foreign diplomat grabbed his chopsticks as a historic souvenir.
一名国外的外交人员就拿起他用过的筷子，用它作为具有历史意义的纪念品。
Kate is smarter than I.
凯特比我聪明。
We can make the price lower if you would order a bit more.
如果你单子下多一点，我们可以减价。