| 单词 | eosin |
| 释义 | Word Frequency eosin(ˈiːəʊsɪn) or eosine (ˈiːəʊsɪn, -ˌsiːn) noun 1. Also called: bromeosin a red crystalline water-insoluble derivative of fluorescein. Its soluble salts are used as dyes. Formula: C20H8Br4O5 2. any of several similar dyes Derived forms eosinic (ˌeoˈsinic) adjective eosin-like (ˈeosin-ˌlike) adjective Word origin C19: from Greek ēōs dawn + -in; referring to the colour it gives to silk |
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