正规的说法是: bet [bet] n. 赌, 打赌 v. 赌, 赌钱 BET =Balanced-Emitter Transister 平衡发射极晶体管 bet bet AHD:[bµt] D.J.[bet] K.K.[bWt] n.（名词） An agreement usually between two parties that the one who has made an incorrect prediction about an uncertain outcome will forfeit something stipulated to the other; a wager. 打赌：通常是两方之间的一种协定，对某一结果进行预测，猜错的一方被罚给另一方某约定的东西；赌博 An amount or object risked in a wager; a stake. 赌注：赌博的数量或物体；赌注 One on which a stake is or can be placed: 被下赌注的对象： Our team is a sure bet to win. 下注我们队肯定能赢 A plan or an option considered with regard to its probable consequence: 可能性：一种能得到可能的结果的计划或选择： Your best bet is to make reservations ahead of time. 最好的方法是你提前预定 Informal A view; an opinion: 【非正式用语】 观点；意见： My bet is that the rain will hold off. 依我看雨快停了 v.（动词） bet或 bet.ted bet.ting， bets v.tr.（及物动词） To stake (an amount, for example) in a bet. 赌博 To make a bet with: 与…打赌： I bet them that we would be first. 我跟他们打赌我们会得第一 To make a bet on (a contestant or an outcome). 下赌注：对某事（一个竞赛者或一个结果）打赌 To maintain confidently, as if making a bet: 确信：坚信，象打赌似地确信： I bet they were surprised by the news. 我确信这个消息会使他们大吃一惊 v.intr.（不及物动词） To make or place a bet. 打赌 也可以说成: lay make book v. 打赌

2、一般来说，先打九、后打八的主要原因有：一是手牌原有八、九，后摸进六，打突张九，成六、八嵌搭。随后摸进五，则打八，留五、六搭子;二是原有九、八、六，摸五后打九，接着打八，用五、六搭子，待四、七张子;三是原手就有五、六、八、九，要拆打多的要素，引诱四、七牌。