我在 Latex 中有这张表,我想只在第 2-4 列上方制作“音量”标题,这可能吗?
\hline
\multicolumn{4}{|r|}{Volume ($m^{3}$)} \\
\hline
Waste Category& Reported 1 April 2019 &Estimated Future Arisings &Lifetime Total\\
\hline
HLW & AF &AFG& 004\\
ILW& AX & ALA &248\\
LLW&AL & ALB& 008\\
VLLW &DZ & DZA& 012\\
\hline
\end{tabular}```
[![enter image description here][1]][1]
[![enter image description here][2]][2]
[1]: https://i.stack.imgur.com/jJycu.png
[2]: https://i.stack.imgur.com/uYzrh.png