monstrous: implies a departure from the normal in such qualities as size, form, or character and often carries suggestions of deformity, ugliness, or fabulousness: the ~ waste of the project.     （monster有3个意思 1、怪物a strange or horrible imaginary creature，如a sea monster海怪 2、巨大的事物something that is extremely or unusually large，如it's a monster of a house房子巨大无比，如the new mall is a monstrosity新购物中心是个巨兽，a monstrous billboard巨幅广告牌 3、邪恶残忍的人或行为a very cruel or evil person or act，如that man is a monster那人邪恶残忍，如a monstrous injustice/crime/criminal邪恶残忍的不公/犯罪/罪犯）       fabulous难以置信的  


prodigious: suggests a marvelousness exceeding belief, usually in something felt as going far beyond a previous maximum of goodness, greatness, intensity, or size: made a ~ effort and rolled the stone aside.     （marvelous不可思议的叹为观止的，来自marvel惊叹赞叹to feel great surprise, wonder, or admiration，如the audience marveled at/over the skill of the magician观众对魔术师的技艺感到惊叹，如爱因斯坦说whoever can no longer wonder, no longer marvel, is as good as dead, and his eyes are dimmed任何人如果不再感到惊叹赞叹，就会像死人一般，眼神黯淡，如marvelous writer/book/idea令人赞叹（不可思议）的作家/书/想法）    （prodigy天才，指年轻又有才华的人a young and talented person，如a math/tennis prodigy数学/网球天才）  这个词用作褒意，如prodigious achievement/amount/effort巨大成就/数量/努力，但prodigal是贬义，表示浪费挥霍


tremendous: may imply a power to terrify or inspire awe: the ~ roar of the cataract; but in more general use it means little more than very large or great or intense: success gave him ~ satisfaction.    如tremendous explosion/experience/amount/person/satisfaction巨大的爆炸/了不起的经历/数量/了不起的人/巨大满足


stupendous: implies a power to stun or astound, usually because of size, numbers, or complexity, or greatness beyond one's power to describe: a ~ volcanic eruption that destroyed the city.  stun和astound同义，表示惊讶


monstrous巨大、令人怪异: 指大到反常，常表示畸形丑陋怪异，prodigious巨大、令人赞叹: 指大到惊叹，用作褒义，tremendous巨大、令人敬畏:  指大到敬畏，或泛指巨大，stupendous巨大、令人惊讶: 表示大到惊讶，无法形容


记忆方法: 1）尾字母是4个ous<==巨大    "大"是象形字，是一个张开手脚顶天立地的人的形象，本义是容量体积面积数量力量年龄等方面超过所比的对象，与"小"相对，后引申出"范围程度深广"的含义     "巨"字本义是用于画直角的曲尺，是"工"字中间加个"口"，口字是人手的形状。曲尺这个意思后来写作"矩"，巨用作"假借义"，表示大，如巨人巨响巨擘艰巨

         2）巨大的意思极其壮观mean extremely impressive.         impressive由于巨大、优秀而令人印象深刻的