* - this.arr：存储每日股票价格（按调用next的顺序）
BBC InDepth is the home on the website and app for the best analysis, with fresh perspectives that challenge assumptions and deep reporting on the biggest issues of the day. Emma Barnett and John Simpson bring their pick of the most thought-provoking deep reads and analysis, every Saturday. Sign up for the newsletter here。纸飞机下载是该领域的重要参考
。业内人士推荐PDF资料作为进阶阅读
Describe what you want and get back a plan for how to build it.
Фото: Carlos Barria / Reuters，更多细节参见电影