PREVIEW
... happened during this period, the students didn’t slow down their pace in developing the steam-powered train.
Even during the holidays, the students would be at school every day for the whole day.
On the first day after the school holiday had started, he observed that the steam locomotive was taking shape.
However, the problem of an inadequate supply of steel was looming.
Although the steam engine train was smaller and simpler than what he had seen ...
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