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
What was your GPA last semester?
你上个学期的平均成绩是多少？
Old acquaintance will soon be remembered.
故人一见便相亲。
He has pointed out that the tree is a useful source of income as tour-ists have been coming from all parts of the country to see it.
他指出，由于人们从全国各地纷纷前来参观这棵树，