What does 努力 (nǔ lì) mean in English?

Card 172HSK 2010 Level 3172/299
CARD172
PROGRESS58%
努力
nǔ lì
great effort; to strive; to try hard
Click to reveal
← Previous↑ DeckNext →

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