What does 目录 (mù lù) mean in English?

Card 686HSK 2010 Level 5686/1311
CARD686
PROGRESS52%
目录
目錄
mù lù
catalog; table of contents; directory (on computer hard drive); list; contents

Reveal: Click/Space/Enter/↑↓/w/s/j/kNavigate: ←→/h/l/a/d