bluestone

英 ['bluːstəʊn] 美 ['bluːstoʊn]

• n. 青石；硫酸铜

详尽释义

n. 名词

1. 蓝灰沙岩，黏土质砂岩
2. 硬黏土，硬粘土
3. 青石
4. 胆（蓝）矾
5. 【矿】硫酸铜
6. 布卢斯通（音译名）

英英释义

Noun:

1. bluish-grey sandstone used for paving and building

例句

用作名词 (n.)

1. The bluestone he is standing on is the material for covering this road.
   他脚下有一块青石板，这条路都是用这种石头铺成的。
2. Standing on bluestone door steps, she was so excited that her heart felt shaking.
   她站在青石台阶上，心里激动得发抖。
3. They are trying to mensure the content of copper in bluestone.
   他们正试图测量硫酸铜中铜的含量。