bristle with something
phrasal verb with bristle verb uk/ˈbrɪs.əl/ us/ˈbrɪs.əl/
有大量的…；充满
to have a large amount of something, or to be full of something
The helicopter hovered above them bristling with machine guns. 直升机在他们头顶上盘旋，上面架着许多机关枪。