System test bus in the system set up for each test hole.

系统测试采用在系统的每个总线上设置测试孔。

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By looking at the layers of snow in their test hole, an experienced extreme skier can tell if there's likely to be an avalanche.

有经验的极速滑雪者看看测试洞里头一层层的积雪就知道会不会有雪崩。

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This hole is the beginning of our "miracle mile" holes 6-14, a challenging stretch that will test our entire membership!

这是我们6至14洞之间“奇迹一英里”的开端，极具挑战性，对所有会员都是一场严峻的考验！

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After the word leaked, "we started to celebrate somewhat, " enjoying good times at a local test pilot watering hole.

CNN: Where planes go to die

In the next decade, Genzel hopes the planned next generation of 30 meter-class telescopes will enable black hole astronomers to test general relativity around the event horizon itself.

FORBES: Why Our Galaxy's Supermassive Black Hole Is Hardly The Source For A 2012 Doomsday 'Killshot'

Of course, exploiting a hole is also the only way to test that it has been fixed, so those outside the inner circle will be forced to rely on the software vendor's say-so when they get fixes and patches.

BBC: How digital Armageddon was averted