R.f.t. classes
[医] Rh分组(血族)
🧩 词语组成解析
[医] 右额横(胎位)
n. 级别, 阶级（class复数形式）
🗣️ 情景例句
His books exposed people to new ideas.
他的书使人们接触了新思潮。
When war begins then hell opens.
战争一开始，地狱门敞开。
I hid in a farmer's cart which was taking vegetables into the castle.
我藏在一个农民的车子里，车子正往城里送菜。