现在一个电脑的处理器的频率通常是3.0GHz(每秒30亿次时针摆动)，这与三年或四前年制造的电脑没有太大的变化。
A modern PC typically has a processor running at 3.0ghz (3 billion clock ticks per second), little changed from a PC made three or four years ago.
现在一个电脑的处理器的频率通常是3.0GHz(每秒30亿次时针摆动)，这与三年或四前年制造的电脑没有太大的变化。
A modern PC typically has a processor running at 3.0ghz (3 billion clock ticks per second), little changed from a PC made three or four years ago.
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