gòu / mǎi / xìng / wán / jù / shí / yīng / xuǎn / zé / zhèng / guī / shāng / diàn / bìng / zǐ / xì / yuè / dú / shuō / míng购买性玩具时,应选择正规商店并仔细阅读说明。When buying a sex toy, choose a reputable store and read the instructions carefully.