大家看看这个英语表达有没有错误,如果错了该怎么更好表达?

问题描述:

大家看看这个英语表达有没有错误,如果错了该怎么更好表达?
sth which are considered as the indispensable components to do sth/for sth
想知道还有什么更符合英语习惯的表达
前面是such as sth which……

such as something considered as...
such as somthing which is considered as...
都可以