The ancient builders mixed materials like burnt limestone and volcanic sand with water and gravel, creating chemical reactions to tie everything together.
古代建筑者将烧焦的石灰岩和火山砂等材料与水和砾石混合,产生化学反应,从而将所有物质粘合在一起。
单词 | volcanic sand |
例句 |
原声例句
当月 VOA Special English The ancient builders mixed materials like burnt limestone and volcanic sand with water and gravel, creating chemical reactions to tie everything together. 古代建筑者将烧焦的石灰岩和火山砂等材料与水和砾石混合,产生化学反应,从而将所有物质粘合在一起。 |
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