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The diameter of the traps can vary from about 18 mm to 10 cm and the number used can vary from a few to several hundred.
句子
The diameter of the traps can vary from about 18 mm to 10 cm and the number used can vary from a few to several hundred.
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？
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？
1. 并列复合句
2. 原句中的各个子句，子句类型以及连接词
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子句-1The diameter of the traps can vary from about 18 mm to 10 cm.子句类型:并列句连接词:
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子句-2The number used can vary from a few to several hundred.子句类型:并列句连接词: AND
3. 句子成分
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子句-1The diameter of the traps [主语] can vary [谓语] from about 18 mm to 10 cm. [状语]
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子句-2The number [主语] used [定语] can vary [谓语] from a few to several hundred. [状语]
4. 句子翻译
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子句-1The diameter of the traps can vary from about 18 mm to 10 cm.陷阱的直径可以从18毫米到10厘米不等。
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子句-2The number used can vary from a few to several hundred.使用的数量可以从几个到几百个不等。
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全句The diameter of the traps can vary from about 18 mm to 10 cm and the number used can vary from a few to several hundred.陷阱的直径可以从18毫米到10厘米不等，使用的数量可以从几个到几百个不等。
考点解析
根据朗播专家权威分析，句子“The diameter of the traps can vary from about 18 mm to 10 cm and the number used can vary from a few to several hundred. 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.
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