我使用的材料是时间的见证。
互联网是一个不断发展的实体,需要持续的关注和照顾。
The two most important days in your life are the day you are born and the day you find out why.
无产阶级是普遍的阶级,他们的根本锁链是可以破裂的阶级。
The present is the past rolled up for action, and the past is the present unrolled for understanding.