N a carbon electrode containing metallic salts that colour the arc in a flame-arc light 弧焰碳精棒 [electrical engineering]
But the designers had also promised to make the first low carbon Olympic flame, and then couldn't come up with anything good enough.
尽管设计者们当初信誓旦旦地保证这会是奥运会史上首个低碳火炬，他们现在却无论如何也做不到尽善尽美。
When carbon unites with oxygen, it forms a colorless, odorless, and tasteless gas called carbon dioxide, which is heavier than air and will extinguish a flame.
当碳与氧结合形成一种无色、无味、无嗅的气体叫做二氧化碳，它比空气重，可以灭火。
Carbon nanotubes synthesis using diffusion flame is a kind of novel technique.
利用扩散火焰合成碳纳米管是一项新的技术和方法。
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