?晨昏朦影始
... astronomical twilight 天文晨昏蒙影, 天文曙暮光; 天文曙暮光 beginning of twilight 晨昏朦影始 catching twilight 捕捉曙光 ...
民用晨光始
曙光始
航海晨光始
It felt like the beginning of a "Twilight Zone" episode one where the curious travel writer is buried alive.
WSJ: Soak Up Japan's Oases of Calm (Bonus: Snow Monkeys)
英汉双解词典包含3185865条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。