bang about/around phrasal verbphr v to move around a place, making a lot of noise 咚咚地跑来跑去 We could hear them banging about upstairs. 我们听到他们在楼上咚咚咚地跑来跑去。
bang about/around• He yawned as he did it, and banged about a bit, so I felt that I had to go.• All electrical equipment generates electrical noise-electrons banging around in the metal of the equipment itself.• He banged about in the scullery, hunting for wire.• We could hear them banging about, shifting things and wondered nervously if we were in for another move.
→ bang about/around at bang2(PHRASAL VERB)