Worked on enhancing localization and user experience for the pcottle/learnGitBranching repository, focusing on improving Chinese translations of key Git concepts such as commit history, cherry-picking, and interactive rebase. Applied JavaScript and translation skills to clarify technical explanations, making them more accessible and concise for Chinese-speaking users. The approach included thorough quality assurance and content alignment to ensure consistency with core documentation and user workflows. This targeted update reduced potential user confusion and support needs, while establishing a scalable foundation for future multilingual expansion. The work addressed onboarding challenges and supported broader adoption by improving clarity and accessibility in the user interface.