There are two extra subheadings which you do not need to use.
有两个多余的子标题你不需要使用。
There are two extra subheadings.
有两个额外的子标题。
There are two extra subheadings which you do not need to use.
有两个多余的子标题你不需要使用。
There are two extra subheadings.
有两个额外的子标题。
There are two extra subheadings which you do not need to use.
有两个多余的子标题你不需要使用。
例句取自历年考研英语真题，翻译为机器生成，仅供学习参考。