音標發(fā)音英式音標 [?f??.ba??f??r]美式音標 [?f??r.ba??f??r]英式發(fā)音 美式發(fā)音 基本解釋（車輛的）四輪敺動。同根派生 four-by-four相關詞英英字典劍橋英英字典 a vehicle whose engine supplies power to all four wheels instead of the usual two, so that it can travel easily over difficult groundfour-by-four劍橋字典four-by-four柯林斯字典