first的中文意思是指:作限定词时意为“第一”，作数词时意为“第一，第一个的”，作形容词时意为“最重要的，最优秀的”，作副词时意为“首先，首次”，作介词时意为“第一个，第一次”，作名词时意为“空前的成就”。单词发音:英 [fɜːst]、美 [fɜːrst]常用短语his first wife他的第一个妻子It was the first time they had ever met.这是他们初次见面。

I didn't take the first bus.我没有乘坐首班公共汽车。students in their first year at college大学一年级学生your first impressions你的初步印象She resolved to do it at the first = earliest opportunity.她决定一有机会就去做。King Edward I = said as ‘King Edward the First’英王爱德华一世the first of May/May 1st5月1日His second book is better than his first.他的第二部书比第一部好。双语例句Take the first right, then the second left. 在第一个路口向右拐，然后再在第二个路口向左拐。 His first music teacher was a major influence in his life.     他的第一位音乐老师是他一生中对他影响非常大的人。

Let's be practical and work out the cost first.     咱们实际一点儿，先计算一下成本费用。 Our first task is to set up a communications system.     我们的首项任务是架设通信系统。 I didn't like the job much at first.     起初我并不很喜欢这个工作。