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 was hoping for more.
我原以为会比这要好。
Friends must part.
天下无不散之筵席。
The cave might never have been discovered has not the entrance been spotted by the distinguished French pot-holer, Berger.
若不是法国著名洞穴探险家伯杰由于偶然的机会发现了这个洞口的话，这个洞也许不会为人所知。