Hotpath - Being able to drill down fast in the calltree view to the major bottlenecks is something that needed almost as much hand-eye coordination as "Hunt the Thread" in previous versions.

Hotpath - 与上个版本中的“Hunt the Thread”问题一样，在CallTree视图中进行快速展开的主要瓶颈在于是否能做到足够的手眼协作。

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Cold work: 'Buddy teams' dig out huge chunks of ice using a hand-powered drill to create dive holes in the White Sea, Russia.

钻冰洞：俄罗斯白海，“巴迪队”用手动钻挖出大块的冰，钻出潜水洞。

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Jigs make it possible to drill, ream, and tap holes at much greater speeds and with greater accuracy than when the holes are produced by conventional hand methods.

相对于用常规的手工方法加工孔，钻模使得钻孔、铰孔和攻丝速度快很多而且精度更高成为可能。

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Epstein later recalled that it was purchased "second-hand, " and he admired the drill so much that it was not altered in any way.

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On the other hand, it suspended its plans to drill in Alaskan Arctic waters in 2014 because of uncertainties over federal regulatory and permitting standards.

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Spurs paid the price for standing off Saha, allowing the French striker ample time and space to drill a low finish into Gomes' right-hand corner from 20 yards.

BBC: Louis Saha (centre) celebrates