音标发音英式音标 [ˈbʊl ˌbɑːr]美式音标 [ˈbʊl ˌbɑːr]英式发音 美式发音 基本解释（汽车的）前保险杠，防撞架。同根派生 英英字典剑桥英英字典 a metal frame fixed in front of the front lights of a vehicle to prevent serious damage if the vehicle hits an animal