xanthene

[ˈzænθiːn] [ˈzænθɪn]

n. 氧杂蒽(黄色小晶体,供有机合成物用)

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    2023-03-24 14:56:37 2023-03-24 16:12:52 2023-03-24 15:53:36 2023-03-24 16:26:34 2023-03-24 14:44:00 2023-03-24 15:04:47 2023-03-24 14:36:52 2023-03-24 14:33:51 2023-03-24 14:47:53 2023-03-24 15:51:05 2023-03-24 15:17:32 2023-03-24 16:04:31 2023-03-24 15:35:39 2023-03-24 15:43:40 2023-03-24 16:51:45 2023-03-24 16:30:31 2023-03-24 15:10:34 2023-03-24 15:36:12 2023-03-24 16:13:32 2023-03-24 14:54:22