Crack: Read the Wikipedia entry for the classic UNIX password testing program.

Crack：阅读关于经典的UNIX密码测试程序的Wikipedia条目。

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Apply the nonlinear GFEM to study the concrete crack problem, develop the corresponding program using the smeared crack model.

将非线性广义有限元法应用到混凝土开裂问题的研究，采用弥散裂缝模型，研制了相应的程序。

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Under given crack dimensions and load condition, to appraise to cracks defects with fracture appraisal program and obtained submarine pipeline failure appraisal diagram (FAD).

在给定裂纹尺寸与载荷条件下，利用断裂评定程序对一裂纹缺陷进行了评定，得到了海底管线失效评定曲线(FAD图)。

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Those who make it to Mountain View stand a 50% chance of being selected for YC's program and a crack at Silicon Valley glory.

FORBES: Magazine Article

While Abbott's program was perfectly respectable, he's going to have to crack it up a notch or 10 if he wants to have any chance at the podium at the world championships in March.

NPR: Playing It Safe, Abbott Leads At US Championships

So you just crack off a piece of state and you hand it to the game program running on a person's PC.

FORBES: Magazine Article