| 释义 |
range light
noun
1. : either of two or more lights on shore placed to guide a ship by keeping it in line (as through a channel)
2.
a. range lights plural : two white lights in the same vertical plane as the keel with one at least fifteen feet higher than and horizontally distant from the other that may be carried by a steamer under way to indicate her course
b. : the after of these two lights |