单词是jumbo，意思是巨无霸，例如：
1、The aircraft they used for last flight was a jumbo jet.他们用巨无霸的喷射客机作为上个航次飞行机种。
2、Han Jia， look， there's a jumbo fish here.韩佳，你看，这里有一条巨无霸。
3、Li: Oh? So what is it about super jumbo hamburgers that you like so much?哦到底是什么让你对巨无霸汉堡这么着迷的呢
