| 单词 | sun gear |
| 释义 | sun gearnoun Machinery.(in an epicyclic train) the central gear around which the planet gears revolve. Also called sun wheel. Words nearby sun gearsunflower, Sunflower State, sung, Sungari, sungazing, sun gear, Sungkiang, sunglass, sunglasses, sunglow, sung Mass Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 |
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