Latex: IEEEtrans模板下 扩大标题宽度

参考：

Extending side margins for Title section in IEEEtrans document class

Latex: IEEEtrans模板下 扩大标题宽度

通过\parbox关键字可以实现扩大标题宽度的目的，例如：

\documentclass[conference]{IEEEtran}

\begin{document}

\author{The author}
\title{\makebox[\linewidth]{\parbox{\dimexpr\textwidth+2cm\relax}{\centering I want to make a title that its length is adjustable and that can span into maximum two lines instead of three now}}}

\maketitle

\end{document} 

呈现如下：

2018.5