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- It is difficult for volcanic dust to form zeolite during hydrolyzing under the condition of acidic syngenetic water in a peat marsh environment. 在煤系地层水环境下，火山尘经过初步水化作用后并不能形成沸石族矿物，主要形成了铝硅酸盐和硅酸盐的微细混合物；
- Studies show that the original fillings of sandstone are mainly superficially hydrolyzed volcanic dust, which is a superfine mixture of aluminosilicate and silicate. 研究表明，该类砂岩的原杂基主要由同沉积期初步水化作用的火山尘构成；
- The motor car disappeared in eddy of dust. 汽车在一片扬尘的涡流中不见了。
- The forest will act as a defense against desert dust. 森林能起防御沙漠灰沙的作用。
- The temperature of volcanic gases is very high. 火山气体的温度很高。
- The car raised quite a dust as we drove off. 我们走时车子扬起了一阵尘土。
- A filter traps dust from the air. 过滤网可存住空气中的尘埃。
- How many enemies bit the dust in the battle? 在这次战斗中打死了多少敌人？
- The city lay in the dust after the battle. 战斗结束后，全城成为废墟。
- The dust on the shelf show up in the sunlight. 在阳光照射下能看见架子上有灰尘。
- He flicked away the dust with a cloth. 他用一块布拂去灰尘。
- An agglomerate is a volcanic breccia. 集块岩是一种火山性角砾石。
- Dust the repair to prevent adhesion to outer cover. 清整修补处以防与外胎粘连。
- The place was recently visited by a serious volcanic eruption. 这地方最近发生了一次严重的火山爆发。
- Dust thou art, and unto dust shalt thou return. 你本是尘土就该归於尘土。
- My briefcase was beginning to gather dust. 我的手提箱不怎么使用了。
- The phenomena associated with volcanic activity. 火山现象与火山活动有关的现象
- The relic, when exposed to air, turned to dust. 这件文物，接触空气之后，变成了粉末。
- There is a fine layer of dust on the desk. 桌子上有一层薄薄的尘土。
- Another of my great ideas bites the dust! 我的一个好主意又碰壁了。
