They can't touch the strip that marks the throwing arc or its extension lines or the ground beyond.

运动员不能触及投掷弧、助跑道边线或助跑道以外地面。

youdao

They can't touch the strip that marks the throwing arc or its extension lines or the ground beyond.

运动员不能触及投掷弧、助跑道边线或助跑道以外地面。

youdao