例句與造句

1. The macadam method spread very quickly across the world.
2. Road networks improved greatly in the period, using the Macadam method pioneered by Scottish engineer John Loudon McAdam, and hard surfaced roads were built around the time of the bicycle craze of the 1890s.
3. In an effort to tame dust and dirt, Pennsylvania Avenue was first paved using the macadam method in 1832, but over the years other pavement methods were trialed on the avenue : cobblestones in 1849 followed by warm-mix asphalt.
4. It's difficult to find macadam method in a sentence. 用macadam method造句挺難的