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- I can't say I've seen much having only arrived yesterday afternoon but I can testify to the presence of an expansive layer of smog. 由于昨天下午刚到，我不能说我对这个城市足够了解，但是我能证明确实有很厚一层烟雾。
- Metals undergo expansion when heated. 金属加热时会膨胀。
- The suburbs are an expansion of cities. 郊区是城市的延伸。
- This layer of rock contains a lot of flint. 这一岩层中有大量燧石。
- The inner layer of the wall of a spore. 孢子内壁孢子壁的内层
- This book is an expansion of the play he wrote before. 这本书是他以前写的剧本的扩充。
- There is a fine layer of dust on the desk. 桌子上有一层薄薄的尘土。
- His economic policies paved the way for industrial expansion. 他的经济政策为工业的扩展铺平了道路。
- The middle, usually fleshy layer of a fruit wall. 中果皮果皮中间通常含肉较多的那一层
- The bottom layer is a mixture of sand and clay. 最下面的一层是沙和泥的混合物。
- A fine layer of dust covers everything. 所有的东西都盖了一层薄薄的灰尘。
- The expansion is fund completely by the private sector. 此项发展是完全由私营部门出资的。
- A nation's practice or policy of territorial or economic expansion. 扩张主义一个国家领土或经济扩张的政策或实践
- The new factory is large, to allow room for expansion. 新工厂很大,有地方可以扩展。
- A layer, as of doubled-over cloth or of paperboard. 一层一层，如折叠过的布料或纸板的
- A surface, layer, or mass of frozen water. 冰面冻结的水的面、层或块
- A thin layer of bone, membrane, or other tissue. 骨骼、粘膜或其它组织的薄层
- The expansion of the factory will mean the employment of sixty extra workers. 工厂的扩展意味著将增雇六十名工人。
- A thin, flat layer or scale, as that of a fish. 外表组织薄而平的一层或鳞状物，如鱼鳞
- An expansion wave in accelerating flow broadens. 膨胀波在加速流中变宽。
