... 起跳台 QUARTERPIPE 起跳板 takeoffboard ; stamp boards ; joist 向前起跳 forward takeoff ...
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运动员的脚不允许超过起跳板前沿的起跳线。
The jumper's foot must not mark beyond the takeoff line at the far end of the board.
起跳板与着地面远端之间的参考距离为21米。
The recommended distance between the takeoff board and the end of the landing area is 21 meters.
在男子的重大赛事中，起跳板与着地面的距离最少应为13米，女子为10米。
In major competition for men, the distance between the board and the landing area should be at least 13 meters; for women, 10 meters.
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