"飞烟"是个多义词，它可以指飞烟（汉语词汇）,飞烟（洛天依、未央演唱的歌曲）。
旧时企业对老员工的关怀和忠诚早就烟飞云灭了。
The old days of corporate beneficence and loyalty to longtime employees are long gone.
孤村落日残霞，轻烟老树寒鸦。一点飞鸿影下，青山绿水，白草红叶黄花。
Solitary village sunset canxia, smoke veteran jackdaw. A little Faye shade, green mountains and rivers, white grass leaves yellow.
同时，还研究了煤粉细度与炉膛出口烟温、飞灰磨损的关系，得出了一些有意义的结论。
Meanwhile, the relations between finenesses of coal_dust, temperatures of flue gas at boiler exit and fly ash erosion are studied.
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