单词	permanent path
释义	permanent path 学永久的路径
随便看	single observer single observer forecast single-observer passive locating single observer passive location single-observer passive location single observer passive target tracking Single observer rainstorm forecast single occluder type single-occulting single occupancy single-occupancy single occupancy building single-occupancy room single-occupancy supplement single octademaleate single-octet single offender single office area single office exchange single-office exchange single-office system single offset single-offset joint single-offset parabolic reflector antenna single offspring mental health