/greɪt ||; gret/adj1 large in amount, degree, size, etc; a lot of 大的；巨大的: We had great difficulty in solving the problem. 我们解决这个问题有很大困难。The party was a great success. 这个酒会搞得很成功。
2 particularly important; of unusually high quality 特别重要的；品质奇佳的: Einstein was perhaps the greatest scientist of the century. 爱因斯坦也许是20世纪最伟大的科学家。 ☞Look at the note at big. 参看big的注释。
3 (informal 非正式) good; wonderful 极好的；非常愉快的: We had a great time in Paris. 我们在巴黎玩得很开心。 It's great to see you again. 又见到你，真是太好了。
4 (informal 非正式) (used to emphasize adjectives of size, quantity, etc) very; very good （用于强调表示大小、数量等的形容词）十分，极好的: There was a great big dog in the garden. 花园里有一条巨大无比的狗。They were great friends. 他们是很要好的朋友。
5 great- used before a noun to show a family relationship （用于名词前，表示亲属关系）
Great- can be added to other words for family members to show another generation your great-aunt (= the aunt of your mother or father) your great-grandchild (= the son or daughter of one of your grandchildren) your great-grandparents (= the parents of your grandparents) your great-great-grandfather (= the grandfather of one of your grandparents). great-可以加在其他表示亲属的词语前面，表示“隔两代”：your great-aunt (= the aunt of your mother or father)伯祖母；叔祖母；舅婆；姑婆；姨婆·your great-grandchild(= the son or daughter of one of your grandchildren)曾孙（女）；曾外孙（女）·your great-grandparents(= parents of your grandparents) （外）曾祖父；（外）曾祖母·your great-great-grandfather(= the grandfather of one of your grandparents)高祖父 ➔greatness noun [U] go to great lengths→LENGTH