Seroconversion factors
[医] 血清转化因子
🧩 词语组成解析
n. [生][医]血清转化
n. 因素（factor的复数）
🗣️ 情景例句
We are going to celebrate all weekend.
我们整个周末都要进行庆祝。
The master always exacts quality work from his students.
老师常常要求学生们认真踏实的完成功课。
What was the order number?
订单号码多少？