Turns out, however, that it takes a little training to use the WCS—including learning to sit in the correct position so that, well, "Uranus" orbits directly above the WCS's "black hole.

然而，要使用WCS原来还是需要一点培训的——包括掌握正确的坐姿从而，好吧，就是能让“天王星”在WCS“黑洞”的直上方绕行。

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Jack used a drill to bore a hole in the wall above the fireplace.

杰克用钻子在壁炉上方的墙上钻孔。

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In 1987, a team from the National Geographic Society drilled a hole through one of the limestone blocks sealing the chamber from above, and inserted a video camera.

1987年，国家地理协会的一组工作人员来在地下室封口的一块石灰石上钻孔，安装了一个录像机。

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Three weeks have gone by and still no one has repaired the grapefruit-size hole an employee accidentally punched in the sign above the new appliance department.

FORBES: Merchant Princes

As I noted above, less than one-sixth of those who hit the donut hole use it up completely, hitting the higher catastrophic threshold.

FORBES: Move up http://i.forbesimg.com t Move down

One morning in September 1940, a boy called Marcel Ravidat was exploring the hills above Montignac when his dog, Robot, uncovered a hole beneath a tree root leading to a cave.

BBC: The perfect trip: Dordogne