Basic telephony APIs that are supported are conference, transfer, connect, answer, and redirect.

支持基本的电话api是会议，转接，连接，回答，重定向。

youdao

Basic telephony APIs that are supported are conference, transfer, connect, answer, and redirect.

支持基本的电话api是会议，转接，连接，回答，重定向。

youdao