What does 蓄 (xù) mean in English?

Card 2951HSK Level 42951/3571
CARD2951
PROGRESS83%
蓄
xù
store up(Verb)
Click to reveal
← Previous↑ DeckNext →

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