基本解释（汽車的）遠光燈，大燈。同根派生 full beam相关词英汉例句noun [ U ]If your lights are on full beam, you may dazzle oncoming drivers. 如果你開遠光燈，你會讓對麪來車的司目眩。full beam更多例句英英字典劍橋英英字典 If a car's headlights are on full beam, they are as bright as they can be, and directed straight ahead.full beam剑桥字典full beam柯林斯字典