dimension crossover

例句：

1. 1. The new product has a dimension of50cm x 40cm.
   新产品的尺寸为50厘米x40厘米。
2. 2. The company'smarket dimension is expanding rapidly.
   公司的市场范围正在迅速扩大。
3. 3. The scientist measured the lengthand width of the river with a ruler.
   科学家用尺子测量了河流的长度和宽度。