You'd better make a phone call first to make an appointment.

你最好打电话预约一下。

youdao

And you only need to make an appointment DAY AHEAD via E-mail or Phone.

你只需要预约一天前准备通过电子邮件或电话。

youdao

And you only need to make an appointment DAY AHEAD via E-mail or Phone.

你只需要预约一天前准备通过电子邮件或电话。

youdao