t****i
发帖数: 4225 | 1 触网的高度在1米左右
有人测过或是有类似的经历吗 | a*i
发帖数: 1652 | 2 90-100 mph.
I did that only once in my career.
Probably the wind helped. | b********r
发帖数: 1380 | 3 depend on serve kind. if it is kick serve, it could 60 mph as it has heavy
spin. | t****i
发帖数: 4225 | 4 just regular serve, not kick serve.
【在 b********r 的大作中提到】
: depend on serve kind. if it is kick serve, it could 60 mph as it has heavy
: spin.
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