石灰
a white powdery substance, calcium oxide, obtained by heating limestone, used in building materials and agriculture
示例:
• Farmers often add lime to the soil to reduce acidity. 农民经常在土壤中添加石灰以降低酸度。 • Lime is a key ingredient in cement production. 石灰是水泥生产中的关键成分。 同义词:
calcium oxide quicklime