First, fix a very sharp piece of metal, pointing a foot or more above the frame, to the top of the longer stick of the cross.

首先，在十字框架的长棍顶部固定一根很尖的金属棒，使它比框架长出一英尺或一英尺以上。

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A good-sized screw eye is fastened in the cross piece of the frame, and to this tie the ball.

一个相当规模的眼睛是固定螺丝在跨片的框架，以及这场比赛的球。

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