A lighthouse is a tower containing a powerful flashing lamp that is built on the coast or on a small island. Lighthouses are used to guide ships or to warn them of danger.
英汉词典释义
n.
灯塔
A lighthouse was flashing afar.灯塔在远处闪光。He was to keep watch in the lighthouse.该他到灯塔上值班。Lighthouse and beacons flash at night.晚上灯塔与信号台闪着光。
英英词典释义
Noun
1. a tower with a light that gives warning of shoals to passing ships