但吕和哈里斯认为，击打者可能被训练出于不让让他们的周边视觉习性唬弄他们。

But Lu and Harris suggest that batters could likely be trained out of the habit of letting their peripheral vision fool them.

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肋部受伤也可能源自力量训练、象击打重沙袋那样的高冲击性拳击训练、或者象俯卧撑那样费劲的塑型训练。

Rib cartilage injuries can occur during weight training, high-impact boxing exercises like heavy bag work, or even strenuous calisthenics like push ups.

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