4周搞定2000+托福核心词
ing = ing(表名词) = 养蜂业
being = be(使…成为) + ing(表名词) = 生命
冶炼
smelting
常考释义
The use of powerful, steam-driven bellows in blast furnaces helped iron makers switch over rapidly from limited charcoal to unlimited coke (which is made from coal) in the smelting of pig iron (the process of refining impure iron) after 1770.
1770年之后，因为高炉中使用动力十足、蒸汽驱动的风箱，铁制造商们在铸造生铁（提炼铁的过程）时，很快不再使用数量有限的木炭，转而使用无限的焦炭（由煤制作而成）。
来源于：阅读OFFICIAL34 P2n. 熔炼；冶炼；提炼【冶】
Fire provided a means of smelting ores.
火提供了熔炼矿石的手段。
In 1740 annual British iron production was only 17,000 tons, but by 1844, with the spread of coke smelting and the impact of Cort’s inventions, it had increased to 3,000,000 tons.
在1740年，英国年产铁量只有17,000吨，但是到1844年之前，随着焦炭熔铸法和科特搅铁炉的广泛应用，英国年产铁量增加到3,000,000吨。
来源于：阅读OFFICIAL34 P2Only iron smelting and mining required marshaling a significant amount of capital (wealth invested to create more wealth).
只有炼铁和采矿业需要投入大量资本（投资财富以创造更多财富）。
来源于：阅读OFFICIAL10 P3The use of powerful, steam-driven bellows in blast furnaces helped iron makers switch over rapidly from limited charcoal to unlimited coke (which is made from coal) in the smelting of pig iron (the process of refining impure iron) after 1770.
1770年之后，因为高炉中使用动力十足、蒸汽驱动的风箱，铁制造商们在铸造生铁（提炼铁的过程）时，很快不再使用数量有限的木炭，转而使用无限的焦炭（由煤制作而成）。
来源于：阅读OFFICIAL34 P2以上图片仅供学习交流使用，版权归原作者所有，如有侵权，请与我方联系
