rapidest的中文翻译是什么意思

Development of Suzhou city traffic and estate development experienced the rapidest development on the history period.

苏州城市交通发展和房地产开发都经历了历史上最快的发展期.

Current, health food becomes a net to buy the category with the rapidest growth in food.

目前, 保健食品成为网购食品中增长最迅速的类别.