User commands (env, ls, echo, mkdir, tty).

用户命令env、ls、echo、mkdir、tty。

youdao

Previously, many deaf people relied solely on TTY to communicate over long distances.

过去，许多聋人只能依赖于 TTY 来进行长距离交流。

youdao

TTY is also known as TDD, or telecommunication device for the deaf.

TTY也叫做TDD，即聋人用电报交流设备。

youdao

DisasterAssistance.gov or by calling 1-800-621-FEMA(3362) or 1-800-462-7585 (TTY) for the hearing and speech impaired.

WHITEHOUSE: President Obama Signs Florida Disaster Declaration

If you have any questions or concerns regarding this letter or any other sales and use tax matter, please visit our website at www.boe.ca.gov or call our Taxpayer Information Section at 800-400-7115 (TTY:711).

FORBES: Connect