| 单词 | projection |
|---|---|
| 音标 | [prə'dʒekʃən] |
| 解释 | n.凸出物 |
| 红宝书 | 无 |
| 字源 | projection (n.) late 15c., in alchemy, "transmutation by casting a powder on molten metal; 1550s in the cartographical sense "drawing of a map or chart according to scale," from Middle French projection, from Latin proiectionem (nominative proiectio), from past participle stem of proicere (see project (n.)). From 1590s as "action of projecting." |
| 不择手段背单词 | 无 |
| 趣味全助记 | 无 |
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