南方周末：那你在之后演奏肖邦时，脑子里还会浮现起比赛的场景以及随之而来的噪音吗？
SpeedPro CEO Paul Brewster says demand for the company’s services has remained strong, with the system now at 130 studios and $115 million in annual sales.
，这一点在同城约会中也有详细论述
* 时间复杂度: O(n²) 空间复杂度: O(1) 稳定: ✗
content = extract_text(soup.select_one("article")) or extract_text(soup.select_one(".content"))