Rh factors
[医] Rh因子, 猕因子
🧩 词语组成解析
[计] 报表头
n. 因素（factor的复数）
🗣️ 情景例句
These are lucky kids.
这是一群幸运的孩子。
Yesterday will not be called again.
光阴一去不复返。
What colour are you going to paint it?
你打算把它漆成什么颜色？