instrument course进: advance; move forward; move ...港: harbour; port航向: -方位指示器 course-and-bearing in ...进港航道: approach channel; port entrance进港航道;引渠: approach channel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:进港航向,即可在微信中查询翻译