“evening twilight”的概念、定义、翻译、参考文献-科学参考

单词	evening twilight
释义	evening twilight [¦ev·niŋ `twī´līt] ^ASTRONOMY The period of time between sunset and darkness.
随便看	boil-off boil-off assistant boil smut bojite boldface bole boleite boletic acid bolide boll bollard boll rot boll weevil boll-weevil hanger bolograph bolometer bolometric correction bolometric magnitude bolometric neutrino detection bolson bolster bolster plate bolt bolt blank bolted joint

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