unstoppable

The basketball player was unstoppable during the final quarter, scoring twenty points on his own.

(Chinese) 这名篮球运动员在最后一节是不可阻挡的，一个人就得了20分。

Once the rumors started on social media, they spread like an unstoppable wildfire across the internet.

(Chinese) 一旦传言在社交媒体上开始，它们就像无法阻挡的野火一样在互联网上传播开来。