distance signalingrange signal距离: distance; range; gap; space; ...信号: signal; semaphore; gun远距离信号: distance signal; distant signal; remote signal等距离信号集: uniform distance signal set距离信号编码: range coding下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:距离信号,即可在微信中查询翻译