提供较宽的数据传输速率，速率可达每秒128千位。

A wide range of data transfer rates are available, with speeds up to about 128 kilobits per second.

youdao

提供较宽的数据传输速率，速率可达每秒128千位。

A wide range of data transfer rates are available, with speeds up to about 128 kilobits per second.

youdao