Its the first time to use description but there the description overlay the text as shown here
this is the script I'm using:
\documentclass[conference]{IEEEtran}
\usepackage{cite}
\usepackage{tabularx,booktabs}
\usepackage{graphicx}
\usepackage{amssymb}
\usepackage{amsmath}
\usepackage{caption}
\usepackage{epstopdf}
%\usepackage{subcaption}
\usepackage{longtable}
\usepackage{comment}
\usepackage{tabularx}
\usepackage[table]{xcolor}
\usepackage{graphicx}
\usepackage{amssymb}
\usepackage{amsmath}
\usepackage{caption}
%\usepackage{subcaption}
\usepackage{longtable}
\usepackage{comment}
\usepackage{amsmath}
\usepackage{amsfonts}
\usepackage{amssymb}
\usepackage{graphicx}
\usepackage{gensymb}
\usepackage{adjustbox}
\usepackage{subfig}
\usepackage{tikz}
\usepackage{enumerate}
\usepackage{algorithm}
\usepackage{algorithmic}
\ifCLASSINFOpdf
\else
\fi
\bibliographystyle{IEEEtran}
\begin{document}
\title{A}
\author{\IEEEauthorblockN{}}
\maketitle
\IEEEpeerreviewmaketitle
\begin{description}
\item[Experiment 1 :] In this experiment, aaaa
\item[Experiment 2 :] This experiment is the same as Experiment 1, but
\item[Experiment 3 :] This experiment is the same as Experiment 1, but the
\end{description}
\bibliography{../refhJ}
\end{document}
