托福阅读高难度文章长难句实例解析：恐龙大规模灭绝事件

想要看懂托福阅读长难句，考生除了拥有牢固的英语语法基础外，还需要积累大量的实际分析和应对长难句的经验。下面小编就来为大家带来一些托福精选资料教材中的长难句案例分析，帮助考生提升理解长难句的能力，更好地解答阅读难题。

托福阅读100个长难句实例分析

原句案例：

Dinosaurs rapidly became extinct about 65 million years ago as part of a mass extinction known as the K-T event, because it is associated with a geological signature known as the K-T boundary, usually a thin band of sedimentation found in various parts of the world. (K is the traditional abbreviation for the Cretaceous, derived from the German name Kreideieit).

词汇讲解：

abbreviation /ə'brivɪ'eʃən/ n. 简略，缩短

derive /dɪ'raɪv/ v. 获得，得到;源自，源于

结构划分：

Dinosaurs rapidly became extinct about 65 million years ago (as part of a mass extinction) (known as the K-T event),(because it is associated with a geological signature) (known as the K-T boundary), (usually a thin band of sedimentation found in various parts of the world). (K is the traditional abbreviation for the Cretaceous, (derived from the German nameKreideieit)).

深度分析：

这个句子的主干就是：

Dinosaurs rapidly became extinct about 65 million years ago

修饰一：(as part of a mass extinction) ，介词短语

中文：成为大灭绝事件的一部分

修饰二：(known as the K-T event) ，非谓语动词

中文：称之为K-T事件

修饰三：(because it is associated with a geological signature) ，从句

中文：因为它与地质学上的标签有联系

修饰四：(known as the K-T boundary) ，非谓语动词

中文：称为之K-T边缘

修饰五：(usually a thin band of sedimentation found in various parts of the world) ，同位语

中文：K-T边界通常是一块在世界各地都能找到的薄薄的沉积带

修饰六：(derived from the German name Kreideieit)，非谓语动词

中文：源自德国名字kreidezeit

参考翻译：

大约在6500万年前，恐龙迅速地灭绝，成为K-T大规模灭绝事件的一部分，被称作K-T是因为它与地质学上的标签K-T边界有关，K-T边界通常是一块在世界各地都能找到的薄薄的沉积带。(K在惯例上是白垩纪Cretaceous的缩写，源自德国名字kreidezeit)

以上就是托福阅读中长难句的训练分析介绍，希望大家能够学到有效的训练和提升方法，让自己更为轻松地面对长难句得到高分。

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