The ab utility is simple to use: Provide a repeat count and a URL.

ab工具易于使用：只需提供给它一个重复数和一个URL。

youdao

Specifies the repeat count, scan code, extended-key flag, context code, previous key-state flag, and transition-state flag.

指定重复次数，扫描代码，扩展键标志，上下文代码，前期的键状态标志，转换状态标志。

youdao

Specifies the repeat count. The value is the number of times the keystroke is repeated as a result of the user holding down the key.

指定了重复计数。该值为用户按住键时产生的重复击键次数。

youdao

Yet none of the latter has led to prosecutions in the last decade (unless you count repeat offender Harold Nicholson, whose original 1997 sentence was extended eight years when he tried to resume spying by tasking his own son from his jail cell).

WSJ: Michelle Van Cleave: Russian Spies Haven't Gone Away

They were due to be held on 5 May 2011, but Scottish ministers heeded the advice of the Gould Report and split the Holyrood and local government elections - in order to avoid a repeat of the 2007 count fiasco.

BBC: Local government elections 2012 debate

"Every time you stop at a red light, contract your abs for a count of five and then let go and repeat, " she says.

WSJ: Before Outer Space, He Conquers Continents