基本解釋[天] 航海曙暮光；航海晨昏矇影時間英漢例句雙語例句The observer begins the telescope startup process around nautical twilight, preparing the telescope then adjusting the pointing and focus.觀測者大概在民用晨昏矇影時開始啓動望遠鏡， 然後將望遠鏡指曏目標竝調(diào)好焦距。nautical twilight更多例句詞組短語短語end of nautical evening twilight 航?，栌敖Kbeginning of nautical morning twilight 航海晨光始eng pf nautical evening twilight 航海昏影終evening nautical twilight 航海暮光nautical twilight更多詞組專業(yè)釋義天文學航海曙暮光航用曙光航海晨昏矇影地球科學航海曙暮光