Understanding derivational morphemes helps in learning vocabulary.

了解派生语素有助于学习词汇。

B. 3 morphemes: plural, progressive, perfective.

湾3语素：多元，进取，完成式。

Bound morphemes are the morphemes which cannot be used independently but have to be combined with other morphemes , either free or bound, to form a word.

黏着语素是那些不能单独使用，而必须和其它语素-自由语素或黏着语素-结合在一起以形成一个单词的语素。

Derivational morphemes are used to derive new words when they are added to another morpheme. In English derivatives and compounds are all formed by such morphemes .

派生语素附着于其它语素可派生出新词。英语中派生词和合成词都是由这样的语素构成的。

Stem : is any morpheme or combination of morphemes to which an inflectional affix can be added.

指能加屈折词缀的语素或语素组合.

Inflectional morphemes indicate the syntactic relationships between words and function as grammatical markers. Inflectional morphemes are confined to suffixes.

屈折语素作为语法标记表示词的语法意义，屈折语素只限于词缀。

Bound morphemes consist of either roots ( bound roots ) or affixes.

粘着语素包括词根 ( 粘着词根 ) 和词缀.

Generally, affixes can not be added to morphemes of a different language origin.

一般来说，词缀不能添加到语素的不同的语言起源。

The meaning morphemes convey may be of two kinds: lexical meaning and grammatical meaning.

语素表达的意义有两种: 词汇意义和语法意义.

Chinese characters are not only characters but often are also morphemes; therefore, they are used as the basic foundation in teaching Chinese.

汉字不仅是字，也经常是构词的语素，在运用和教学 中都是非常重要的基础。