If things proliferate, they increase in number very quickly.
例句
Computerized data bases are proliferating fast...計算機化的數據庫正在激增。In recent years commercial, cultural, travel and other contacts have proliferated between Europe and China.近年來，歐洲和中國之間的商業、文化、旅游及其他交往發展迅猛。
英英詞典釋義
Noun
1. growth by the rapid multiplication of parts
2. a rapid increase in number (especially a rapid increase in the number of deadly weapons);