àn / zhào / guī / dìng / jǔ / bàn / dà / xíng / huó / dòng / qián / bì / xū / xiàng / yǒu / guān / bù / mén / bào / bèi

按照规定，举办大型活动前必须向有关部门报备。

According to the regulations, large events must be reported to the relevant authorities in advance.