- heliumn. 氦（符号为He，2号元素）
liquid helium 液氦；液态氦
helium gas 氦气
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distillability,
distillable,
distillage,
distilland,
distillate,
distillating,
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distillatory,
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distilled water,
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3G,
401(K),
a,
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distinctiveness,
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3G,
401(K),
a,
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distoceptor,
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3G,
401(K),
a,