If a binary includes a White Dwarf, gas pulled from a companion onto the White Dwarf's surface can fuse violently in a flash called a nova.

如果一个双星系统包含一个白矮星，从伴星上抽离的气体会落在白矮星的表面，在一瞬间引发猛烈的聚变反应，即新星。

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One is gas hydrates—white, sorbet-like compounds that usually consist of methane molecules trapped in a cage of water.

一个是气体水合物，这是一种白色的、类似果汁冰糕的混合物，通常由嵌入笼形水结构的甲烷组成。

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As the black hole feeds, the gas and dust heat up and spray out X-rays, as illustrated by the white rays.

当黑洞吞噬物质时，气体和尘埃会被加热，并喷发出x射线，在图中以白色表示。

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Shedding the green and white gas stations that stretch from New Hampshire to Florida, the vast majority of which are owned by Hess rather than franchisees, will allow the company to broaden exploration and production capabilities.

WSJ: Hess, under pressure, to exit retail business

The current White House says that such unconventional natural gas is such a game-changer and that it requires more federal oversight while a Romney presidency would continue to let the states supervise the development of gas drilling.

FORBES: Can Shale Gas Build Tomorrow's Energy Bridge?

President Clinton already has said he plans to veto the estate tax measure, and the White House opposes a repeal of the gas tax, so there was little question that the nation's drivers would benefit from Thursday's legislative efforts.

CNN: Senate votes against measure for gas tax repeal