Word-formation rules vary between different languages.

不同语言的构词法规则各不相同。

Prefixes and suffixes are important in word-formation.

前缀和后缀在构词法中很重要。

The study of word-formation is essential in linguistics.

构词法的研究在语言学中是必不可少的。

Compounding is a common word-formation process in English.

复合是英语中常见的构词法过程。

Understanding word-formation helps in learning new vocabulary.

理解构词法有助于学习新词汇。

Alphabetical word is a new word-formation in Chinese language.

字母词是汉语一种新的构词方式。

The third chapter is the syntax-word-formation.

第三章是语法构词。

Learning the rules of word-formation helps to enlarge our vocabulary.

学会构词法有助于扩大词汇量。

There are mainly three types:①creating new words by word-formation;

英汉新词的来源主要有三种：①构词法造新词；

Word-formation is one of the important methods of English learning.

英语构词法是英语学习中的重要方法之一。