虽然每句话都能表达一个主要意思,但是组成这句话的每一个词或短语,在句中所起的作用并不完全相等,它们必然有主次之分。说话中各个词、短语的发音有轻有重、有强有弱,能形成反衬。声音的轻与重,是构成口语表达节奏感的要素之一。正如苏 Although every sentence can express a main meaning, the words or phrases that make up the sentence do not have exactly the same function in the sentence, and they must have the primary and the secondary points. Speaking words, phrases pronunciation light weight, strong and weak, can form the contrast. The light and heavy sound is one of the elements that make up the rhythm of speaking. Just as Su