This command will invoke the HELP system.

这条指令将启用“帮助”系统。

《牛津词典》

For the most reliable results, the system should be idle when you run this command.

为了获得最可靠的结果，在你运行这个命令时，系统应该是空闲的。

youdao

Listing 10. The system command.

清单10 . system命令。

youdao

Engineers on the ground designed a way the astronauts could connect air-cleaning devices from the command module to the air system in the lunar module.

VOA: special.2009.07.22

The command and control system of corporate management was already exposed as inefficient.

FORBES: The Emergence of Social Capitalism: Adaptation or Threat?

Air Force Space Command operates the SBIRS system.

ENGADGET: First piece of SBIRS missile defense system launched, not shot down

Taking geo-location services to a level beyond what vanilla GPS can provide has been looked at a time or two before, and apparently, the Joint Forces Command is hoping to implement a similar system on the battlefield.

ENGADGET: Joint Forces Command trialing hybrid GPS technology