let's start with a train whistle today 什么意思?谢谢

let's start with a train whistle today 什么意思?谢谢
let's start with a train whistle today 什么意思?谢谢

let's start with a train whistle today 什么意思?谢谢
我们今天从火车鸣笛开始吧.
跪求采纳啊!