首页 - Alumina also occurs naturally as the mineral corundum, but corundum is not found in large deposits of high purity, and therefore it is an impractical
句子
Alumina also occurs naturally as the mineral corundum, but corundum is not found in large deposits of high purity, and therefore it is an impractical source for making aluminum.
问题
句子分析（俗称“长难句分析”）是训练提高基础阅读能力的有效手段。我们通过对托福(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，可以有效提升句子理解的准确性和效率。朗播通过近百万的用户实际数据分析发现，练习 300-400 个句子，会让阅读能力有显著提升。请按顺序阅读句子，并思考：

1. 句子属于哪种结构类型？简单句？并列复合句？主从复合句？
2. 句子由哪些子句构成，连接这些子句的关联词是什么？
3. 每个子句中各个语法成分分别是哪些？
4. 句子的中文意思是什么？
学会分析长难句 ----> 上朗播网 答案
1. 并列复合句
2. 原句中的各个子句，子句类型以及连接词
  • 子句-1
    Alumina also occurs naturally as the mineral corundum.
    子句类型:
    并列句
    连接词:
  • 子句-2
    Corundum is not found in large deposits of high purity.
    子句类型:
    并列句
    连接词: BUT
  • 子句-3
    Therefore it is an impractical source for making aluminum.
    子句类型:
    并列句
    连接词:
3. 句子成分
  • 子句-1
    Alumina [主语] also [状语] occurs [谓语] naturally as the mineral corundum. [状语]
  • 子句-2
    Corundum [主语] is not found [谓语] in large deposits of high purity. [状语]
  • 子句-3
    Therefore [状语] it [主语] is [系动词] an impractical source [表语] for making aluminum. [状语]
4. 句子翻译
  • 子句-1
    Alumina also occurs naturally as the mineral corundum.
    氧化铝也会以刚玉这种矿物质在自然界中出现。
  • 子句-2
    Corundum is not found in large deposits of high purity.
    刚玉无法以高纯度、大储量的情况被发现。
  • 子句-3
    Therefore it is an impractical source for making aluminum.
    它不是一种有实用性的冶炼铝的矿源。
  • 全句
    Alumina also occurs naturally as the mineral corundum, but corundum is not found in large deposits of high purity, and therefore it is an impractical source for making aluminum.
    氧化铝也会以刚玉这种矿物质在自然界中出现，但是，刚玉无法以高纯度、大储量的情况被发现，因此，它不是一种有实用性的冶炼铝的矿源。
马上分享给同学:
考点解析
根据朗播专家权威分析，句子“Alumina also occurs naturally as the mineral corundum, but corundum is not found in large deposits of high purity, and therefore it is an impractical 英语长难句解析 ”主要针对以下知识点进行考查，关于这些知识点的讲解如下：
并列复合句
并列复合句含有两套或者更多相互并列的主谓结构的句子。
①Water has weight; air has weight too, but it is very light.
②Heat is energy, so is electricity.
并列句
并列句是构成并列复合句的简单句。
①I like action movies but I don't like thrillers.
②Take the chance, or else you will regret it.
表语
表语是用来说明主语的身份、性质、品性、特征和状态的成分。
①That remains a puzzle to me.
②The sun is up.
谓语
谓语对主语动作或状态的陈述或说明,指出“做什么”、“是什么”或“怎么样”。
①It is used by travelers and business people all over the world.
②I made your birthday cake last night.
系动词
本身有词义，但不能单独用作谓语，后边必须跟表语，构成系表结构说明主语的状况、性质、特征等情况。
①That is air wrung dry of moisture.
②There seem to have been several periods within the last tens of thousands of years.
主语
主语是句子陈述的对象，说明是谁或什么，表示句子说的是"什么人"或"什么事"。
①My school is not far from my house.
②To do such a job needs more knowledge.
状语
状语是谓语里的另一个附加成分,从情况、时间、处所，方式、条件、对象，肯定、否定、范围和程度等方面对谓语中心（或者整个句子）进行修饰或限制。
①In a way, any hypothesis is a leap into the unknown.
②It extends the scientist's thinking beyond the known facts.
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学员笔记

笔记分享

  • Metheonly 分享于 2015-08-24 08:55
    deposit: matter that has been deposited by some natural process.
    0
  • Lily 分享于 2016-09-01 11:43
    corundum 刚玉
    0
  • YoyoM 分享于 2015-08-03 11:02
    1. corundum刚玉
    0
  • July33 分享于 2016-02-23 03:18
    deposits 沉积物
    0
  • 泽北荣治-狼 分享于 2016-01-28 10:54
    deposit 储存;沉淀物
    0
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举一反三
解密长难句真相 ----> 上朗播网 同样有并列句的句子
长难句分析
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