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- The motor car disappeared in eddy of dust. 汽车在一片扬尘的涡流中不见了。
- WY-1 In-stake Cascade Impacted was used to measure the particle size classification of dusts and the fr actional collecting efficiencies of dust collectors. 采用WY-1型冲击式尘粒分级仪测量各尘源排放粉尘的粉尘粒径分级组成和除尘器的粒径分级除尘效率。
- There is a fine layer of dust on the desk. 桌子上有一层薄薄的尘土。
- The car went past in an eddy of dust. 那汽车在一阵滚滚的尘土中驰过。
- A fine layer of dust covers everything. 所有的东西都盖了一层薄薄的灰尘。
- The mirror is covered with a film of dust. 镜子蒙上了一层灰尘。
- I've got a speck of dust in my eye. 我眼睛里弄进了一粒灰尘。
- Eddies of dust swirled in the road. 路上尘埃滚滚。
- There is a hierarchy in the classification of all living creatures. 一切生物均可按等级分类。
- The carriage left a trail of dust. 马车后扬起了一缕烟尘。
- A phylogenetic classification of species. 按演化发展对物种进行的分类
- There's not a speck of dust in their house. 他们的屋里没有一点儿灰尘。
- The cars set off in a cloud of dust. 那些汽车在滚滚尘埃中启动了。
- Research on Classification of Attack Technol. 攻击技术分类研究。
- CLASSIFICATION OF THE GENUS CLADRASTIS RAFIN. 香槐属的分类。
- The truck left clouds of dust in its wake. 车后扬起了一阵尘土。
- The description and classification of rocks. 岩相学，岩类学对岩石的描述和分类
- The car raised a cloud of dust as it rushed past. 汽车开过时扬起一阵尘土。
- What is the classification of piles? 问:痔疮严重程度的分级为何？
- She found a lot of dust underneath the carpet. 她发觉地毯下面有许多尘土.
