由 jpichiban 世界排名第一的意大利网球选手简尼克·辛纳在3月份两次被检测出服用违禁药物后，被证明并无违规行为。
Original Title: Sinner cleared after testing positive twice for banned substance
Article Content:
World number one Jannik Sinner is cleared of any wrongdoing after twice testing positive for a banned substance in March.
Original article: https://www.bbc.com/sport/tennis/articles/cq5d3nl1pd9o