由两个音节组成的词就叫双音节词，它占词的绝大多数。如：认真、 勤劳 、谨慎等。
Words consisting of two syllables are called disyllabic words, which account for the vast majority of words. Such as: earnest, diligent, cautious and so on.
在汉语中，一个字相当于一个音节。而双音节词就相当与把一个字在词义相同的条件下扩展为两个字。列如：“将”字变双音节词就是“将来”、“将要”等。
In Chinese, a word is equivalent to a syllable. A disyllabic word is equivalent to expanding a word into two words under the same meaning. For example, changing the word "Jiang" into a disyllabic word means "future" and "will" and so on.
双音节语素，组成该语素的两个音节合起来才有意思，分开来没有与该语素有关的意义，双音节语素主要包括联绵字、外来词和专用名词。
Two-syllable morphemes are meaningful only when the two syllables that make up the morpheme are combined, and there is no meaning related to the morpheme separately. The two-syllable morphemes mainly include linking words, loanwords and special nouns.
英语中，音节是读音的基本单位，任何单词的读音，都是分解为一个个音节朗读。双音节单词是指包含两个音节的单词，其重音都是落在第一个音节上。
In English, syllable is the basic unit of pronunciation. The pronunciation of any word is decomposed into syllable-by-syllable reading. A two-syllable word is a word that contains two syllables. Its stress falls on the first syllable.
