| 单词 | gravity railroad |
| 释义 | gravity railroadnouna railroad depending partly on the force of gravity for motive power. Words nearby gravity railroadgravity fault, gravity feed, gravity hinge, gravity meter, gravity platform, gravity railroad, gravity scale, gravity wave, gravity wind, gravlax, Gravol Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 |
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