1·As wood was so plentiful, it was cheaper to use than the stone used in the buildings of other European cultures.
由于木材十分充足,它比其他欧洲文化中建筑所用的石材更便宜。
2·The Erie required 83 locks, each made of stone, to move boats up and down the natural elevations. The locks were designed so that each needed only one person for its operation.
运河共有83个船闸,每一个都采用石材建造,以用于提升或降低船只的航道高度,这些船闸的设计要保证只需要一个人就能进行操作。
3·The raw stone ''was just not suitable for tool production'' said Mr Brown.
布朗说,这些原始石材“并不适合制造工具。”
4·If it is not the issue of stone material itself, that would be why?
如果不是石材本身材质的问题,那会是什么原因呢?
5·This enables us to provide very good prices for some of the stone colors.
这使得我们能够提供非常好的价格部分的石材颜色。