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obstruction light
skydive. 障碍灯
tech. 碍航标志灯; 障碍物灯标; 障碍物标志灯; 障碍灯 (标); 航行阻障警告灯; 碍航物标灯
 English thesaurus
obstruction light
avia., Canada A light or one of a group of lights, usually red or white, frequently mounted on a surface structure or natural terrain to warn pilots of the presence of an obstacle
obstruction light: 2 phrases in 1 subject
Technology2