阶级性的英文：
class character; class nature
We all speak in the vernacular and so does Chiang Kai-shek
白话没有阶级性，我们这些人演说讲白话，蒋介石也讲白话。
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。
A coded character set whose character set is an alphabetic character set
一种编码字符集,它的字符集是一种字母字符集。
Fluctuations are spatial and temporal in character.
这种波动的特点是空间性和瞬时性的。
To lower in quality or character;debase.
使变得低劣降低质量或品格；贬低
natural | natural sign
白键|本位记号
The method is a natural.
这方法一定灵。
Is there necessity in nature?
自然界是否存在必然性？
