句型结构
否定A be not unknown ,but before B , A be generally considered C.
问题
模仿造句是训练英文句子写作的有效手段。这些结构由朗播网的专家通过对托福(TOEFL)、雅思(IELTS)、GRE、考研以及四六级等考试中真实出现过的句子(如真题、TPO,剑桥系列)进行结构化分析,发现其中支撑句子结构的核心组成部分,将其提取出来以供学生学习。请按顺序阅读句子,并思考:
1. 这个句型结构是什么意思?
2. 用这个句型结构将中文句子翻译成英文
句子1: 人们之前是知道手机的,但是在21世纪以前,人们普遍认为它不方便,而且太贵。
句子2: 这种引擎是已知的,但是在Evans之前,它们被普遍认为是不实际和危险的。
1. 中文意思:A是已知的,但是在B之前,A普遍被认为是C那样的。 其逻辑关系分类为:否定
2. 句子参考翻译:
句子1:The mobile phone was not unknown, but before 21th century in China, it was generally considered inconvenient and expensive.
句子2:Engines of this type were not unknown, but before Evans they were generally considered impractical and dangerous.
句型扩展
根据朗播专家权威分析,将句型结构“A be not unknown ,but before B , A be generally considered C.”归类到逻辑结构 否定的范畴下,其具体讲解如下:
否定
否认一个事实的成立、存在或真实性。
① A barely have time to B A几乎没时间做B
② A cease to see the charms of B A不再看好B的魅力。
用户习作(朗播网用户创作精选)
大量砍伐树木会破坏生态平衡是众所周知的,但是在沙尘暴发生之前,我们只把它当做遥远的,并且不会发生的事情。
Cutting down trees destroys the balance of ecosystem is not unknown, but before sandstorm, it is generally considered far away and never happening.
火药是很早就被知道的,但在英国入侵之前,人们通常认为它只能用来做烟花。
Gunpower is not unknown,but before britan invasion ,it is generally considered to make the firework.
光速很快是已知的,但是在相对论被广泛接受以前,光速没有被认为是不可超越的。
The extremely high velocity of light was not unknown, but before the widely acceptance of the Relativity, this velocity was not generally considered can't be surpassed.
社交网网络之前是被中国网民知道的,但是在人人网出现以前,它被认为是非本土化的不方便的互联网产品。
The social network was not unknown by Chinese netizens,but before the coming of Renren.com,it was considered non-localized and a type of the Internet product inconvenient.
电脑是已知的,但在20世纪以前,他被普遍认为是贵的。
Computers were not unknown, but before 21th century, they were generally considered expensive.
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