JSDN

BWF is thinking about changing the service rules. The suggestion is that the shuttle should be below 1.10m. So... Mads Conrad & Mads Kolding(2m) and I (1.94) just started practicing! BWF 正在考虑改变发球的规定。他们建议发球的时候不可以超过1.10. 因此Mads Kolding(2m)和我刚开始训练我们新发球的技术！ Feel free to share!
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