all-up & singles refer to betting.

All Up betting allows you to choose runners in multiple races and any dividends won are ... An All Up bet can have between 2 and 6 legs and can be Win, ...
static.tab.co.nz/content/help_tips/all_up_help.html - Similar

Racing Bet Types | Betting Guide to Racing Bet Types in Australia All up Betting. Also known as an Accumulator or Parlay. An All Up allows you to select one or more runners to win or place on different races and all of ...
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菠菜术语(中英对照)----------方便大家浏览英文网站(页1) - 理论与方法 ... - [ 转为简体网页 - Translate this page ]多重彩(Accumulator): 也稱作roll-up,在美國則叫parlay.這種投注由四種或以上的項目組成, ... 博彩（Bet）: 下注一場比賽的正確結果，也稱為lay, gamble和wager。 ...
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过关投注(Accumulator)
http://cal.ysbet.com/Accumulator.html