I wish you'd stop faffing about and do something useful!我希望你别再瞎忙活，干些正经事！She stopped faffing suddenly and looked up.她突然不再瞎忙活，抬起头来看。Please, stop fussing - the food's cooking and there's nothing more to do until the guests arrive.别瞎忙活了——饭正做着，客人们来之前没什么要做的了。