何凯文每日一句:2017考研英语第52句

考研族

　　2017考研基础阶段的复习时间已经过去了一大半，再过一两个月就要进入强化复习阶段了，基础复习还没跟上来的同学，接下来就要加快步伐更努力一点了。基础阶段在2017考研英语复习上，同学们主要搞定词汇、长难句和语法等基础知识。文都考研小编每日给大家分享文都何凯文老师的句子，帮大家打好2017考研英语的基础。以下是第52句：
　　Aluminum remained unknown until the nineteenth century, because nowhere in nature is it found free, owing to its always being combined with other elements, most commonly with oxygen, for which it has a strong affinity.
　　词汇突破：1.Aluminum 铝
　　2.Free 元素的游离状态
　　3.Affinity 归属感
　　He has a close affinity with the landscape he knew when he was growing up...
　　他对这片从小就了解的土地有着一种归属感。
　　Affinity for 一种元素对于另一种元素的亲和力
　　主干识别： Aluminum remained unknown
　　铝一直没有被人发现;
　　切分成分： 1. because nowhere in nature is it found free, owing to its always being combined with other elements, most commonly with oxygen, for which it has a strong affinity.
　　2. until the nineteenth century.
　　独立成句：1.because nowhere in nature is it found
　　= Because it is found nowhere in nature.
　　由于在自然界找不到游离状态的铝;
　　2.owing to its always being combined with other elements, most commonly with oxygen
　　由于它总是跟其他元素结合在一起;最普遍的是跟氧结合
　　3.for which it has a strong affinity.
　　Which= oxygen
　　It = aluminum
　　= aluminum has a strong affinity for the oxygen
　　铝跟氧有很强的亲和力。
　　调整语序：中文习惯先翻原因，再翻结果
　　参考译文： 铝总是跟其他元素结合在一起，最普遍的是跟氧结合，因为铝跟氧有很强的亲和力，进而在自然界找不到游离状态的铝;所以，铝直到19世纪才被人发现。