A 巨大的，庞大的　giant, huge

　Have you ever seen such monster vegetables?　你有没有见过这么大的蔬菜?
　Many monster high-rise buildings spring up all over the city.　许多巨大的高层建筑在这座城市拔地而起。

1.C 怪物　a strange typically imaginary animal that is large, frightening, and usually fierce
2.C 坏人，恶人　a very evil person

　He has subdued the monster.　他已经降服了怪物。
　This is a horrible monster.　这是一个可怕的怪物。
　The monster murdered 15 women before the police caught him.　这个坏蛋在警察捕获他之前谋杀了15名妇女。

［同义词］ adj. giant, huge, immense, massive, vast
［反义词］ adj. minute
［词源］拉丁语monstrum（怪事，怪物）