Random means that at playback, the test script randomly accesses every record in the datapool once.

Random 是指在回放时，测试脚本每次随机地访问数据池中的每条记录。

youdao

They sample 2, 000 people at random to test the new drink.

他们随意请来了2,000人来尝试这种新饮料。

youdao

In a second test, participants were shown two symbols at random and asked to say which was the larger of the two.

接下来的试验中，实验人员随即选出两个符号问他们哪个更大。

youdao

And testers threw large, inflatable dolls - representing children - in front of the cars at random mements to test the driver's reaction time.

VOA: standard.2010.06.24

And on that very first test, we just had a set of DNAs plotted at random really.

NPR: Pioneering DNA Forensics