increase by a factor of n（基数词）这个词语在特定语言环境下很容易使人误译，那么你觉得increase by a factor of n（基数词）应该怎么翻译呢?increase by a factor of n（基数词）的原意又是什么呢?
increase by a factor of n（基数词）
［例句］ The annual output of the refrigerators has been increased by a factor of four since 1992.
［误译］ 自1992年以来，电冰箱的年产量增加了4倍 。
［原意］ 自1992年以来，电冰箱的年产量增加了 3 倍 。
［说明］ 若将上例改成The annual output of the refrigerators has been increased four times since 1992.其句意与上例相同。但如果改成The annual output of the refrigerators has been increased by four times since 1992. 则意为“自1992年以来，电冰箱的年产量增加了4倍。”也就是说：
increase [grow, multiply, ...] +
