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英语 词库
light gun
航空, 加拿大	A hand-held directional light signalling device that emits a brilliant, narrow beam of white, green or red light, as selected by the tower controller. The light gun is used as an alternate means of communication for controlling traffic operating in the vicinity of the airport and on the airport movement area.

light-gun : 2 短语, 1 学科

一般

2