What does 下决心 (xià juéxīn) mean in English?

Card 34NPCR Level 5634/108
CARD34
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下决心
下決心
xià juéxīn
to decide; to make up one's mind

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