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
That's fine. I think I can wait till then.
好的，我想我可以等到那时候。
Is the plane leaving?
飞机要起飞了吗？
but ten months later, she received a letter from a girl in Holland.
但10个月以后，她收到了荷兰一位姑娘的来信。