例句與造句

1. Most of these alterations can be traced to causal factors such as air pollution; anthropogenic sources of heat; surface waterproofing; thermal properties of the surface materials; and morphology of the surface and its specific three-dimensional geometry building spacing, height, orientation, vegetative layering, and the overall dimensions and geography of these elements.
2. It's difficult to find surface waterproofing in a sentence. 用surface waterproofing造句挺難的