punchball
noun /ˈpʌntʃbɔːl/
/ˈpʌntʃbɔːl/
- a heavy leather ball, fixed on a spring, which is hit with the fists (= closed hands), especially by boxers as a part of training, or as a form of exercise
梨球（用弹簧等固定，用于拳击等训练）
| 词汇 | punchball |
| 释义 | punchballnoun /ˈpʌntʃbɔːl/ /ˈpʌntʃbɔːl/
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