Success is not final,failure is not fatel,it is the courage to continue that connts.
光波,无论是以太波还是其他波,在所有情况下都是时间上的周期性过程。
Moral Precepts are precepts of perfection.
文学永远是一场通往真理的远征。
Enterprises must be adept at utilizing capital markets to provide financial support for innovation.