这是来自里斯本(葡萄牙首都)的一则消息。还没有读完本文的主题句。读者就会大吃一惊:A man carrying no fewer than 1,304 uncut diamonds in his intestines(肠子)has been arrested…。本句有圆周句(periodic sentence)的色彩。所谓periodic sentence,即指主要意义至句尾始明白的句子。A man carrying no fewer than 1,304 uncut diamonds是正常的,让人惊骇并觉得恶心的,是后面的介词短语:in his intestines(肠子)!】 This is a message from Lisbon (Portuguese capital). The topic sentence of this article has not been read. Readers will be surprised: A man carrying no more than 1,304 uncut diamonds in his intestines (intestines) has been arrested... This sentence has the color of a periodic sentence. The so-called periodic sentence refers to the sentence from the main meaning to the end of the sentence. A man carrying no more than 1,304 uncut diamonds is normal, shocking and disgusting, is the following prepositional phrase: in his intestines (intestines)!