“light-day”的概念、定义、翻译、参考文献-科学参考

单词	light-day
释义	light-day [`līt´dā] ^ASTRONOMY The distance traveled by light in 1 day in a vacuum.
随便看	Pompiloidea pom-pom PONA analysis poncelet Ponchon-Savarit method pond pondage pondage land ponded stream ponderosa pine ponding ponente Ponerinae pongee Pongidae poniente pons Pontian pontianak gum pontic pontine flexure Pontodoridae pontoon pontoon bridge pontoon-tank roof

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