light a beacon

基本解释

I also want a light , a beacon for me.
我也想要一盏灯，一座属于我的灯塔。
The 9-year-old Jack Russell terrier named Rosie was wearing a tailored life jacket equipped with a strobe light beacon.
他们家的宠物狗名叫罗西，是一只9岁的杰克罗素梗犬。。罗西当时身上穿着特别定制的救生衣，配有闪光灯信号。
For example insects like dragonflies make nocturnal flights to lay their eggs using horizontally polarized light as a beacon.
举个例子，像蜻蜓这样的昆虫利用水平偏振光作为夜间飞行产卵的指示信号。
blog.sina.com.cn

In that case the red light would be a beacon which means "forward," "go," "follow me," "damn the torpedoes." Right?
他就很可能代表,出发，跟我来等等意思，对吧？
耶鲁公开课 - 文学理论导论课程节选

Particularly egregious is its failure to complete a free-trade pact with Chile, a beacon of light in otherwise frightful South America.
FORBES: The big and the bad
Germany remains a beacon of light in the European economy, showing tremendous resilience in the midst of a faltering Euro bloc.
FORBES: Stocks Get A Lift Early With Help From Europe
His boundless talents and accomplishments have served as a beacon of light during a time of great unrest and mistrust within baseball.
FORBES: The $300 Million Stalemate