n.
1.[U]煤,木炭
2.[C]煤块
v.[I]
加煤
1.[U]煤,木炭
2.[C]煤块
v.[I]
加煤
| 同: |
- The anthracite is the most valuable type of coal. It burns slowly, with little smoke and a very hot flame.
无烟煤是一种最有价值的煤,它燃烧慢,烟很少但火焰却很大。收藏 - An arched marble fireplace held its little basket of red flameless heat, and hand-painted coal-scuttle stood on the hearth
一个半圆形的大理石壁炉燃烧着一小盆没有火焰的通红的炉火,炉边放着一只用手工涂着绘画的煤斗。收藏 - The site for the domino display the 30,000-square-meter Yifangyuan Sports Center was a large coal yard that created air pollution a year before
而码放的场地——3万平方米的颐方园体育健康城,一年前还是对首都大气环境造成污染的大型储煤场。收藏 - Some sulphur dioxide is liberated when coal, heavy oil and gas burn, because they all contain sulphur compounds.
因为煤、重油和煤气都含有硫化物,所以在它们燃烧时会放出一些二氧化硫。收藏 - He explored the labor situation, for example, and wrote for Meclure's a revealing account of the Colorado coal strike of 1903-1904
例如,他考察过劳工情况,为《麦克卢尔》杂志写了关于1903到1904年科罗拉多煤矿罢工事件的揭发文章。收藏
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