The coach should attach importance to the training of pace length, arm swing, speed and stamina as well as psychological quality in order to improve their performance.

要提高中长跑的成绩，教练员要注意加强对运动员的步长训练、摆臂训练、速度耐力训练、心理素质训练和成绩测试工作。

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Wearing lumbar corsets may have affected the swing's speed and accuracy as well as the carrying distance, or length of the shot, they said.

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With no pace in the wicket, and just a bit of swing and seam, Johnson and Ben Hilfenhaus bowled too straight and struggled to find the right length, allowing Strauss and Alastair Cook to tick along smoothly enough.

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