音標發(fā)音英式音標 [?ba?.l?t?ie.ri.?l]美式音標 [?ba?.l?t?ie.ri.?l]英式發(fā)音 美式發(fā)音 基本解釋（動物）兩側對稱的。同根派生 bilaterial相關詞英英字典劍橋英英字典 relating to animals that have bilateral symmetry (= two sides of their bodies are a mirror image of each other)bilaterial劍橋字典bilaterial柯林斯字典