提示：点击例句中的单词，就可以看到词义解释

You must make a reconfirmation 48 hours ahead .

你必须提前48小时再确认机位。

Do I have to make a reconfirmation .

我还要再确认吗。

Reconfirmation of the first telegraph line constructed by china .

中国首建电报线路再考辨。

Do I have to make a reconfirmation ?

我还需要再确认吗？

I have to make a reconfirmation ?

我还要再确认吗？