If you say that something is fantastic, you are emphasizing that you think it is very good or that you like it a lot.
例句
I have a fantastic social life...我的社交生活丰富多彩。I thought she was fantastic.我觉得她太棒了。
ADJ
(数量)极大的，极多的
A fantastic amount or quantity is an extremely large one.
例句
...fantastic amounts of money.大笔的钱
ADJ-GRADED
奇异的;奇妙的;荒诞的
You describe something as fantastic or fantastical when it seems strange and wonderful or unlikely.
例句
Unlikely and fantastic legends grew up around a great many figures, both real and fictitious...围绕着许许多多或真实或虚构的人物，产生了一些不可思议、荒诞离奇的传说。The book has many fantastical aspects.这本书有很多方面都十分精彩。