In order to be purified, or combined into alloys, metals must be melted.

为了净化或合成合金，金属必须熔化。

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These can also be combined into a single update to the record.

它们还可以组合为一次记录更新。

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Every force that causes human apathy is combined into this one.

引起人们冷漠的各种力量都集结在这个问题中。

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The House and Senate versions will need to be combined into final legislation for President Obama to sign into law.

VOA: special.2010.05.21

The State Department combined several programs dating to the Cold War into the current program in nineteen ninety-eight.

VOA: special.2009.06.11

Furthermore, Motion Snapshots can be combined into a continuous slideshow seamlessly within the camera.

ENGADGET: Nikon 1 V2 unveiled: 14.2 megapixel ILC shoots 15fps stills for $899.95 in November

Now imagine you could have both combined into a cool easy to use site?

FORBES: Cool Site of the Day: Pinstagram (Pinterest + Instagram)

In the Gulf oil spill, two big lapses have combined into a perfect storm of irresponsibility.

FORBES: The BP Oil Spill: Unexpected Consequences