答案1
我希望我现在可以变得更好,我清理了一些代码。
\documentclass{scrartcl}
\usepackage[bf]{caption}
\usepackage{graphicx}
\begin{document}
\begin{figure}[!ht]
\includegraphics[width=3cm]{example-image-a}
\captionsetup{format=hang}
\centering
\caption{\textbf{Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Ut purus elit,
vestibulum ut, placerat ac, adipiscing vitae, felis. Curabitur dictum gravida
mauris. Nam arcu libero, nonummy eget, consectetuer id, vulputate a,
magna.}}
\end{figure}
\end{document}