update.

section6/section6.tex

@@ -272,7 +272,7 @@ However, constructing high-quality environments manually is expensive and diffic
 \centering
 \resizebox{\linewidth}{!}{
 \input{section6/Figures/environment-design}}
-\caption{Overview of environment synthesis and interaction for agentic RL.}
+\caption{Overview of environment synthesis and interaction for agentic RL. Agentic RL enables continuous learning through an interaction-learning loop, where agents collect trajectories from synthesized environments and enhance their capabilities.}
 \label{fig:agent-environment-scaling}
 \end{figure}