To bet winnings and stake again on a subsequent wager

• To roll over a bet into a series for larger returns

把赢得的钱连同本金继续下注

• 将赌注滚入连续下注以求更高回报

To leverage something to achieve a greater advantage or result

• To convert a small success into a larger one

利用某物获得更大的优势

• 把小成功转化为更大的成功

A bet whose winnings are staked on subsequent selections

• A multi-leg accumulator wager

将赢款继续押在后续选择上的串关投注

• 多场连串的累积投注

Rare spelling of parley: to hold talks, esp. between enemies

parley 的罕见拼写：会谈，尤指敌对双方之间