Max 300 minutes per week of free calls, measured over the last 7 days and per unique IP address.

每周最多免费通话300分钟，每唯一的IP地址计量免费通话，每周分钟。

youdao

Max 300 minutes per week of free calls, measured over the last 7 days and per unique IP address.

每周最多免费通话300分钟，每唯一的IP地址计量免费通话，每周分钟。

youdao