| 单词 | primer |
| 释义 | primer 1. n. 1. a substance used to prime wood etc. 2. a cap, cylinder, etc., used to ignite the powder of a cartridge etc. 2. n. 1. an elementary textbook for teaching children to read. 2. an introductory book. Etymology: ME f. AF f. med.L primarius -arium f. L primus first |
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