阶级根源的英文怎么说

阶级根源的英文：
class origin

It is a step class.
这是踏板操训练班。

The class dismissed.
下课了。

The class teacher sectioned the class for dialogues.
老师把班级分组进行对话练习。

The class teacher dismissed the class on time.
教师按时下课。

A second - class letter is slower than a first - class.
二类信比一类信件慢。

a person with an original
有创作头脑的人

It was edited from the original text.
这是根据原文本编译的。

a Spanish rendering of the original Arabic
阿拉伯文的西班牙文译文.

Golde Meir was an original.
果尔达·梅尼是一个有独创性的人。

Little of the original architecture remains.
原先的建筑物几乎没有残留。