foundation [faʊnˈdeıʃən] 名词
1. foundation:
2. foundation:
4. foundation [常作复数]:
foundation course 名词
单语范例（未经PONS编辑处理）
Only the smelter, mill foundations and a cemetery are left.
en.wikipedia.org This process would expose old foundations and the layout of the camp, whose borders would then be reforested to accentuate the boundaries.
en.wikipedia.org Near the breach itself, the force of the rushing water uprooted trees and even separated some houses from their foundations.
en.wikipedia.org Similarly, these public works were responsible for the construction of a breakwater on the rocky outcrops to protect the foundations of the fort.
en.wikipedia.org Another focus was on the foundations of query optimization and data integration.
en.wikipedia.org