Ragg
[医][=rheumatoid agglutinator serum]类风湿凝集素血清
🗣️ 情景例句
Mrs. Stewart and I
Stewart太太和我
It's time for class.
上课时间到了。
In the shop, Lucy got all the things on her shopping list, and took them home.
在商店里，露西把单上所列物品全买齐了，然后把它们带回家。