单语范例（未经PONS编辑处理）
Most buildings and units are created by spending resources, while some buildings and units can also be summoned by certain units.
en.wikipedia.org The mine has estimated reserves and resources of 4873000ozt tonnes of gold.
en.wikipedia.org A strategy describes how the ends (goals) will be achieved by the means (resources).
en.wikipedia.org The local library holds around ten thousand books and has space for exhibitions and conferences, as well as providing resources for historical research.
en.wikipedia.org Try to include useful information to help a visitor select useful resources.
en.wikipedia.org