常见描述术语1. 矿物与岩石特征铅灰：常见于方铅矿等硫化矿物，呈现金属光泽的深灰色。钢灰：出现在磁铁矿、镜铁矿等矿物表面，带有金属冷感。铁灰：氧化铁矿物常见的哑光深灰色调。2. 生物体表色鼠灰：描述哺乳动物毛发的典型灰调，如灰松鼠的背部毛发。鸽灰特指鸟类羽毛中蓝灰混合的色泽。象灰源自...

1. Our school auditorium is big and modern, we often meeting here.2. There are many trees in front of my house.3. Millie want to bring her friend from nanjing to visit suzhou museum.4. His sister is tall and slim, she loves to dance.5. I want and grandpa say hello.6...