严寒: bitter cold, severe winter...
必定: to be bound to, to be sure to...
当初: at that time, originally...
攻读: to major (in a field), to study a specialty to obtain a higher degree...
教室: classroom...
生: to be born, to give birth, life, to grow...
肥: fat, fertile, loose-fitting or large, to fertilize, to become rich by illegal means, fertilizer, manure...
宁愿: would rather, better...