发病: onset, outbreak (of a disease)...
丢掉: to lose, to throw away, to discard, to cast away...
容许: to permit, to allow...
提高: to raise, to increase, to improve...
丑: shameful, ugly, disgraceful...
场馆: sporting venue, arena...
认证: to authenticate, to approve...
反复: repeatedly, over and over, to upend, unstable, to come and go, (of an illness) to return...
招生: to enroll new students, to get students...
事故: accident...