Over the years public library services have greatly expanded.
多年来，公共图书馆的服务范围已大大扩展。
2
Anthropology has extensively explored the evolution of the female hip bones, which expandedover time to accommodate the evolutionary growth of the heads of human babies.
一直以来，人类学广泛探索了女性髋骨的进化。髋骨随时间其空间不断扩大，以适应婴儿头部的进化发育。
3
GE has expanded its energy business over the past decade.