Serum disease
[医] 血清病
🧩 词语组成解析
serum
['sɪrəm]
n. <医>血清，血浆;浆液，树液;乳清;
🗣️ 情景例句
And don't forget your camera and film, Richard.
别忘了你的照相机和底片， Richard。
How do you spend your leisure time?
你怎样打发业余时间？
Why don't you attend an aerobic class?
你为什么不去参加一个有氧健身班呢？