Ragg
[医][=rheumatoid agglutinator serum]类风湿凝集素血清
🗣️ 情景例句
I'll give him your message as soon as he's available.
他一有空我就转告他您的留言。
Give me someone who can speak English.
找一位能讲英语的人来。
He opened it and saw the man from downstairs.
他打开门，看见楼下人。