胡闹,瞎搞,乱摆弄;无所事事,鬼混;粗暴地对待
muck about v : do random, unplanned work or activities or spend time idly; "The old lady is usually mucking about in her little house" [syn: {putter}, {mess around}, {potter}, {tinker}, {monkey}, {monkey around}, {muck around}]