科技英语第四五章和版.

1、Translate the following sentences first: 不是所有学生都能理解这一点。 所有学生均不能理解这一点。 Partial negation“all both, every + not” in a sentence These rules will not be valid for all types of circuits. Full negation“ no none of the, neither (of the) + noun” None of the existing general-purpose operating systems support

2、hard real-time functionality.Cases where passive voice should be used No subject in the Chinese version 速度和加速度的定义已在前节中给出。 如果把电压加到电路的两端上，就会发 现 电流将会在电路中流动。 导线能用作为天线。 计算机已广泛地应用于各个领域。 Translation With 人们，我们，大家人们，我们，大家 as the subject 人们我们发现，这个力的大小与速度成正比。 从把它定义为力与长度之比，我们可以看出k具有与功相同的单位。 早在十九世纪二十年代人们就认识到这种金

3、属可用在工业上。 当时人们发现电流能产生热效应。TranslationWith 据据 at the beginning of a sentenceTranslation 据说 据估计A mistake Chinese students often make:It estimates thatIt concludes thatAn example 通过对仿真结果的分析，得出结论，在适当小的分频比跳变间隔，可以产生精度高、线性度好的调频信号 By analyzing the results of ADS modeling simulation, it concludes that a FMCW s

4、ignal with high precision and good linearity can be observed with an appropriate interval of the change of the division radio.Chinese students misconception: The noun at the beginning of a sentence is certain to be the subject of a sentence.Special casesThe case when a phrasal verb is used (1) vi. +

5、 preposition or: vt. + adverb = vt. This solution can be arrived at easily. It will be dealt with later. (2) vt. + n. + prep. = vt. (make use of; make a study of; make an analysis of pay attention to; take care of, ) Full use must be made of the computers available.Active voice with a passive meaning 由构成 产生 由导致 被用作 留下来A mistake Chinese students ofte