“first light”的概念、定义、翻译、参考文献-科学参考

单词	first light
释义	first light [¦fǝrst `līt] ^NAVIGATION The beginning of morning nautical twilight, that is, when the center of the morning sun is 12° below the horizon.
随便看	sarcoleukemia sarcoma sarcoma botryoides Sarcomastigophora sarcomatosis sarcomere Sarcophagidae sarcoplasm sarcoplasmic reticulum sarcopside Sarcopterygii Sarcoptiformes sarcosine sarcosoma Sarcosporida sarcosporidiosis sarcostyle sarcotubule sard Sardic orogeny sardine sardine oil sardius sardonyx Sargasso Sea

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