英音 /ˈbiː.k(ə)n/

美音 /ˈbiː.k(ə)n/

1. [ noun C ] a light that is placed somewhere to guide vehicles and warn them of danger
[ 可数名词 ]（指引车船等的）灯标，灯塔；立标

例句：

a navigation beacon 航标灯

(figurative) He was a beacon of hope for the younger generation.（比喻指引者、引路人、楷模之类的含义）他是年轻一代的希望之灯。

2. [ noun C ] a radio station whose signal helps ships and aircraft to find their position
[ 可数名词 ]（导航）无线电信标台

3. [ noun C ] (in the past) a fire lit on top of a hill as a signal
（昔日）烽火