What does 改建 (gǎijiàn) mean in English?

Card 830HSK Level 4830/3571
CARD830
PROGRESS23%
改建
gǎijiàn
rebuild(Verb)
Click to reveal
← Previous↑ DeckNext →

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