Rheumatoid factors
[医] 类风湿因子
🧩 词语组成解析
a. 类风湿病的\\n[医] 风湿病样的
n. 因素（factor的复数）
🗣️ 情景例句
I'd like to give her something nice
我想给她一件精美的东西
It's up to date.
这个很时兴。
As Earth-dwellers, we always cherish the hope that we will be visited by little green men and that we will be able to communicate with them.
小绿人来拜访我们，而我们可以和他们交流。