KEY: Tough.SYN: Resistent, stubborn, lentous, fibrous, difficult, refractory,hard, unmanageable, tenacious, firm, strong.ANT: Yielding, tender, soft, brittle, fragile, frangible, friable.
英语同义词词典收录了7932条英语词条,基本涵盖了全部常用同义词或反义词的辨析及翻译,是英语学习的有利工具。