Can someone give a decent translation?

Successful traders can make money more than you think. Life is more valuable than money, so use money to escape danger. The skill throws money at the enemy to avoid danger, the more money you throw the more damage.

1 charge takes 100 gold, up 10 charges (10,000 gold) may be used in one attack.

Good luck. Rarely coins will burst around the enemy, causing splash damage to surrounding enemies.

(The road may not be safe, be careful??) 하지만 어느 새 금고가 텅텅빌지도 모르니 주의 하도록 하자.

last part means that

but your bank (or storage) might get empty without realizing (or "in a blink of eyes" for smoother translation) so be careful.

No. Don't even try to translate it until Nexon NA has released the official description.