航: Ⅰ名词(船) boat; shipⅡ动词(航行) navigate (by water or air); sail 短语和例子出航 set out on a voyage [flight]; 返航 return to base or port; 首航 maiden voyage or flight; 夜航 night navigation; 远航 long voyage
快: Ⅰ形容词1.(速度高; 走路、做事等费的时间短) fast; quick; rapid; swift; speedy 短语和例子动作快 be quick in action; 快极了 very fast; 请别说得那么快。 please don't speak so fast. 他进步很快。 he has made rapid progress. 我的表快五分钟。 my w