gòu / mǎi / bǎo / xiǎn / qián / xiān / liǎo / jiě / bù / tóng / xiǎn / zhǒng / de / bǎo / zhàng / fàn / wéi购买保险前,先了解不同险种的保障范围。Before buying insurance, learn about the coverage of different insurance types.