英文缩写

B4

B4 Before 以前

B4 Bilstein 4-Door (Subaru Legacy Japanese model) Bilstein 4-Door(“遗产日本模型)

B4 Babylon 4 巴比伦4

B4 Nuts and Bolts file (Helix) 螺母和螺栓文件(螺旋线)