因为由句型表达的含义主要依靠把句子联结起来的机构词所起的作用.
From the learner’s point of view, skill in handling structural words is the key to mastering a language, for the meaning that is conveyed in sentence-patterns depends largely on the function of the structural words that hold them together.
就学生而言,运用结构词的技巧是掌握一门语言的关键,因为由句型表达的含义主要依靠把句子联结起来的机构词所起的作用.