verb · of a sentiment, desire, or thought, to begin to emerge or move within the mind

他内心深处有一种欲望在蠢动。

verb · to begin to take action or plot, often referring to enemies, rebels, or bad elements

那些不法分子又在蠢动了。

verb · to move in a squirming or wriggling fashion, typically of an insect

泥土里的昆虫正在蠢动。