Hayem's serum
[医] 阿扬氏血清(一种浓盐液)
🧩 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 started by making safety equipment for many sports.
我们是以做运动产品的安全器材起家的。
Thank you very much for giving us your valuable time.
我们占用了你宝贵的时间，非常感谢。
I know. I can help him with most of his subjects.
我知道。我可以帮助他学习绝大多数科目。