relative course-up相对: opposite; face to face航向: -方位指示器 course-and-bearing in ...向上: upward; up航向向上: course up相对航向: relative course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:相对航向向上,即可在微信中查询翻译