adj. well-tried
获得伟大成就的人们总是把自己的成功归功于经过磨练的注意力。
People who have achieved great things often credit for their success a finely honed skill for paying attention.
一个富有想象力的思考者要经过磨练才能把一条信息表达得合理清晰。
It will take an imaginative thinker to hone a message at once sensible and distinct.
经过持续的练习和训练，你的身体和心智得到磨练，你从而具备了冠军的直觉和反应力。
With constant practice and training, you hone your body, your mind and your heart and gain the intuition and reflexes of a champion.
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