1. Books and articles on the subject have proliferated over the last year. 过去一年以来,论及这一问题的书和文章大量涌现。
2. Malls and big-box stores have proliferated, while many older urban shopping districts have declined. 大型购物中心和大超市数量激增,而许多比较老式的城市购物区则衰落了。
3. Temperatures climbed more rapidly in the twentieth century as the use of fossil fuels proliferated and greenhouse gas levels continued to soar. 20世纪,随着化石燃料的大量使用和温室气体水平的持续飙升,气温上升得更快。
4. Worker `soviets' proliferated. 工人“苏维埃”遍地开花。
5. Influenza proliferated throughout the country. 流感在全国蔓延。