In a terminal (the command line window found in the Accessories menu), using either of the two commands below show you who else is logged in and how long they've been idle.
在终端(通过Accessories菜单打开的命令行窗口)中，可以使用以下两个命令显示登录的其他用户以及他们已经空闲了多长时间。
They're definitely good for newspapers: give a lowly-paid researcher or journalist access to a computer terminal, show them how to use Google and Wikipedia and you're sorted.
这很显然对报社有益处：让一名低工资的研究员或者旅行家使用电脑，给他们演示怎样使用Google和Wikipedia，然后你整理排序。
The test data of bit error rate and signal-to-noise ratio show that the performance of the receiver terminal is available, which guarantees the accuracy of the data after the forward error correction.
从比特误码率、信噪比等测试结果数据分析可知，接收终端的性能合格，经过前向纠错后可以保证用户数据的准确性。
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