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When the candle stops burning, it has used up all the oxygen in the air.
当蜡烛停止燃烧时,它就用完了空气中所有的氧气了。
youdao
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As the candle burns, it USES up oxygen in the air.
蜡烛燃烧的时候,它消耗了空气里所有的氧气。
youdao
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As the candle burns, it USES up oxygen in the air.
蜡烛燃烧的时候,它消耗了空气里所有的氧气。
youdao