proliferate

在适宜的温度下，这些细菌会迅速繁殖。

Under suitable temperatures, these bacteria ___proliferate rapidly.

关于该疾病的错误信息在几小时内就开始在社交媒体上迅速扩散。

Misinformation about the disease began to ___proliferate on social media within hours.

精品咖啡店已开始在城市的每个社区涌现。

Specialty coffee shops have started to ___proliferate in every neighborhood across the city.