Hxen.com's tips：Every day persisted can learn English well!-->■Learn English Everyday■
stagnating – adj. slowing down to a halt, not moving
statistics – n. numbers that represent information about people, industry, science or other objects of study
significance – n. the quality of being important or of being meaningful
authoritarian – adj. not permitting dissent
ferment – n. being in a state of excitement and confusion caused by change
