| 单词 | speed-gear |
| 释义 | > as lemmasspeed-gear Descriptions of some of these are given by E. H. Knight Pract. Dict. Mech. (1875–84). The number of such combinations greatly increased in the later 19th cent., as speed-band, speed-board, speed-brake, speed-gear, etc.extracted from speedn.< as lemmas |
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