I throw both dice and get double 6.

我掷出2个骰子，开了2个6点。

《柯林斯英汉双解大词典》

The International Air Transport Association, which represents 230 airlines around the world, predicts passenger demand will grow nearly 6 percent in 2010, while cargo demand is expected to see double digit growth.

VOA: standard.2010.03.30

If we want to talk about two hydrogen atoms, then we just need to double that, so that's going to be negative 2 6 2 4 kilojoules per mole that we're talking about in terms of a single hydrogen atom.

而要讨论两个氢原子，我们只需要把它乘以二，因此应该是负的，2624，千焦每摩尔,这就是单个的氢原子的情况。

麻省理工公开课 - 化学原理课程节选

If lawmakers don't act, the rate will double to 6.8% for such loans made starting July 1.

WSJ: Student Loan Bankruptcy Fears Drive Congress to Rethink Law

In the OIDCX diversified fund, too, technology stocks are 13% of holdings, more than double the 6.2% for the category.

FORBES: Shredding The EAFE By Tweaking Sector Weightings

Those rates are set to double to 6.8 percent in July.

WSJ: US senator proposes student loan refinance plan