| 释义 |
training wheel
释义
训练轮：一对小轮子，每个轮子都连接在自行车后轮的一侧，为新手提供支撑。
例句
1·Well-known structures and principle of construction machinery to Implement construction equipment training training before, specially crawler excavator ot wheel -loader.
熟知工程机械结构与原理，以前开展过工程机械技术培训，特别是履带式挖掘机或装载机。
2·Objective To study effect of racing training on 54 paraplegic ability of driving wheel chair.
目的提高截瘫患者驱动轮椅的能力。
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