Serum test
[医] 血清试验, 生物试验
🧩 词语组成解析
serum
['sɪrəm]
n. <医>血清，血浆;浆液，树液;乳清;
🗣️ 情景例句
But, like your Grandpa suggested,
但是， 照你爷爷所建议的，
What time is the mail delivered on Saturday?
邮件在星期六什么时间被递送？
'Would you mind my coming with you?' he asked, before I had finished speaking.
“我跟你一道去行吗？”没等我说完话他就问道。