B:First, fill in the Doping Control Official Record clearly and choose a perfectly clean cup to collect urine sample no less than 75ml.是什么意思_B:First, fill in the Doping Control Official Record clearly and choose a perfectly clean cup to collect urine sample no less than 75ml.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句