音標(biāo)發(fā)音英式音標(biāo) [?e??ti?n]美式音標(biāo) [?e??ti?n]英式發(fā)音 美式發(fā)音 基本解釋（依照英國(guó)法律）18 歲以下兒童及未成年人士不得觀看的電影之標(biāo)志。同根派生 18相關(guān)詞英英字典劍橋英英字典 in the UK, a symbol used to mark a film that cannot be legally watched by children who are under 18 years old18劍橋字典18柯林斯字典