| 单词 | roller slide |
| 释义 | roller slide/ˈrəʊlə ˌslʌɪd/noun 1 Photography. A slide for rolling the sensitive paper or film from one spool to another by a fixed amount corresponding to the width of the image area. Now historical. 2A movable carriage or table that moves over a set of rollers; a mechanism holding such rollers. Origin |
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