It's a game we invented by accident by making you put the threads window next to the stack window, and double clicking on each thread to find the one you want.

这是我们意外发明的一个游戏，我们让你将线程窗口放在堆栈窗口旁边，然后你通过双击其中的每一个线程来找到另一个。

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Most archaeological sites have been located by means of careful searching, while many others have been discovered by accident.

大多数的考古遗址都是通过仔细的搜寻定位到的，也有许多是偶然发现的。

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It was hard to know whether it happened by accident or by design.

很难知道这是偶然发生还是有意为之。

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Still,many people argue that his talent should be recognized because ten national coaching victories do not happen by accident.

VOA: special.2009.07.10

In fact, you'll find the probability of this happening 3% is only about 3 percent, of it happening just by accident.

实际上你会发现,出现这种情况的概率是，所以说他们的实验结果完全是偶然的。

麻省理工公开课 - 计算机科学及编程导论课程节选

And in the process of tidying it up and making it prettier, I'll often by accident find the bug.

让我的程序更漂亮些,在这个清理美化代码的过程中，我常常无意中发现我的错误。

麻省理工公开课 - 计算机科学及编程导论课程节选

This is an incredible optical illusion that was discovered entirely by accident by an undergraduate student at the University of Queensland.

FORBES: Optical Illusion of the Day: Celebrities Become Monsters Right Before Your Eyes

As Colonel Tootal tells it, this strategy emerged more by accident than by design.

ECONOMIST: The British army in Afghanistan

Each of us errs -- by accident or by design.

WHITEHOUSE: White House Easter Prayer Breakfast