1. They are charring wood in a kiln. 他们正在窑内将木头烧成木炭。
2. It introduced the practice of a new apparatus on control of coal char ging emissions in coke oven and the effectiveness after reformed. 分析了焦炉装煤过程烟尘产生的原因，介绍了焦炉装煤逸散物控制的新方法，以及实施后的效果。
3. The results indicate that the morphology and structure of char particles are dependent not only on maceral composition but also on coal rank. 这些结果表明，残炭颗粒的形态结构特征不仅依赖于煤的显微组分组成，而且也依赖于煤的变质程度。
英英解释
n.
1. a charred substance
2. a human female who does housework
3. any of several small troutlike fish of the genus Salvelinus v.
1. burn to charcoal
2. burn slightly and superficially so as to affect color
