例句:
The steel is made by smelting iron ore and coal in a high-temperature furnace.
钢铁是通过在高温熔炉中熔炼铁矿石和煤得到的。
Steelmaking is a complex process that involves many scientific and technical principles.
炼钢是一个复杂的过程,涉及许多科学和技术原理。

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最佳回答 2023-02-02