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
How can I get in touch with you?
我怎样和你联系呢？
How much is it by air mail?
航空信要多少钱？
Walking up and down the stairs would beat any exercise machine.
上下楼梯可比什么健身器都要好。