单词	retinene
释义	retinene noun ret·​i·​nene ˈre-tə-ˌnēn  : retinal Word History First Known Use 1934, in the meaning defined above Medical Definition retinene noun ret·​i·​nene ˈret-ᵊn-ˌēn  : either of two aldehydes derived from vitamin A: a : retinal b : an orange-red crystalline compound C20H26O related to vitamin A2 and formed from porphyropsin by the action of light
随便看	ramoneur ramontchi ramontchies ramontchis Ramoosi ramoosii ramoosiis Ramos ramos fizz Ramos gin fizz Ramos-Horta ramose ramosities ramous rissole rissoles rissom risuses rit rita Ritalin ritalins ritard ritardando ritardandos

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