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介词短语在句中分析与翻译的实例03

来源:慢速英语   时间:1970-01-01 08:00:00

  46. if an engineer applies aformula or a tabulation or a curve blindly, without knowing its history,its accuracy and the limits of its sapplicability,the results that he obtains will be neither intelligent nor practical.

  如果一个工程师盲目地应用一个公式、一张图表或一条曲线,而对它的来历、精确度和应用范围却一无所知,那么他所得到的结果既不明智,也不实际。 (without.……applicability介词短语作谓语applies的条件状语。that引导定语从句,在句中作obtains的宾语。)

  47.the neutron carries no electrical charge and in some respects acts as though it were composed of a proton and electron combined,with the positive charge of the proton neutralized by the negative charge of the electron.