etc是什么词?它是如何修饰形容词比较级的?请出几个例句

etc是“et cetera”的缩写 ,etc的读音是[etˈsetərə]
et cetera“n.及其他,等等”
“etc”一般放在句尾
例句:
Prisoners try to individualize their cells by hanging up pictures,etc.
监犯在牢房里挂上了画片等东西,都想营造些个人气氛.
This is a case with separate compartments for shoes,jewelry,etc.
这是一个分格存放鞋、珠宝等的箱子.
The caste refers to social system based on rigid distinctions of birth,rank,wealth,etc.
社会等级是指按照血统,阶级,财富等严格区分的社会制度.