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Something like $2 million of PAC money has flowed into his campaigns for the last 17 years.

在过去17年间，差不多200万美元的政治行动委员会资金业已注入到他的竞选活动之中。

《柯林斯英汉双解大词典》

The example cited in the paper illustrates this concept beautifully - the original Pac-Man video console game from the early 1980s (shown in Figure 2).

这篇论文引用的例子非常完美地诠释了这个概念—这个例子就是20世纪80年代早期最初的Pac - Man视频控制台游戏(如图2所示)。

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In 2003 U.S. and Kuwaiti forces intercepted all nine Iraqi-launched missiles with PAC-2 and PAC-3 systems.

FORBES: Ready, Aim, Fire

Israel could in the meantime upgrade its PAC-2 anti-missile batteries responsible for contending with medium-range missiles, with US-made PAC-3s.

CENTERFORSECURITYPOLICY: An urgent memo to the next government

Raytheon is the prime contractor for the PAC-2 Patriot system--much improved since its dismal accuracy in the Gulf war of 1991--and supplies an estimated 50% to 65% of the newer PAC-3 system.

FORBES: Ready, Aim, Fire