| 摘要 |
The present invention relates to a gaming machine which has a display screen or physical reel mechanism and one or a plurality of types of features provided on said display screen, wherein said one or more features are activated when an extra bet wager is made separately of the initial wager amount, and can be adjusted independently. Also, the gaming machine of the present invention has one or more bonus games, and a player can change a bet amount at any time during the course of said bonus game.
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