在青少年跨栏运动员身上出现的错误动作，如不及时纠正将带来严重的后果。
It would bring serious aftereffects if the coaches did not correct the Mistakes of Teen-age Hurdlers on Technique in time.
在青少年跨栏运动员身上出现的错误动作，如不及时纠正将带来严重的后果。
It would bring serious aftereffects if the coaches did not correct the Mistakes of Teen-age Hurdlers on Technique in time.
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