Tech companies proliferated in the 1990s as the economy continued to boom.

随着经济持续繁荣，科技公司在20世纪90年代大量涌现。

Tech startups have proliferated all across the globe.

科技初创企业在全球范围内激增。

The idea proliferated like wildfire.

这个想法不胫而走。

Armed with her wand, Rowling gave rise to a massive cult following that proliferated through online forums and fanfiction.

罗琳彷佛手持魔杖，召唤出庞大的狂热粉丝群，涌现在各大在线论坛和同人小说圈。