唯一安全的系统是关闭的,浇筑在混凝土块中,并密封在有武装警卫的铅衬房间中。
The key to trading success is emotional discipline. If intelligence were the key, there would be a lot more people making money trading.
音乐有着无与伦比的力量,能将人们凝聚在一起。
森林是地球的肺,我们必须给予它们应有的关怀。