Once again, this is only a soft guarantee of correctness.
The rule is simple: := introduces, = updates. When in doubt, use := for new things and = for changing existing things.
插头转换器：所有都是国际通用 220V~250V 通用插头接口，除非你的插头都来自日/美这种电压不同地区，否则也没必要。。吃瓜网对此有专业解读
^ Palsgraf, 162 N.E. at 99.。关于这个话题，谷歌提供了深入分析
Yet despite the progress, some experts believe this experiment raises concerns. ，更多细节参见超级工厂
Алексей Гусев (Редактор отдела «Спорт»)