派生词缀可以产生新单词，一些改变单词语法等级。
Derivational affixes can produce new words, some change grammatical classes of words.
词根是所有屈折词缀和派生词缀被去掉后所剩余的那部分。 的那部分。
A stem is that part of the word-form which remains when all inflectional affixes have been removed.
在该领域具有代表性的学者从构词法、语法和翻译的角度对此类词缀及其派生词组的研究业已取得丰硕成果，但还存在研究的盲区。
Though some(representative) scholars have made great achievements in this research area from the perspectives of word formation, grammar and translation, there still remain some untouched areas.
在该领域具有代表性的学者从构词法、语法和翻译的角度对此类词缀及其派生词组的研究业已取得丰硕成果，但还存在研究的盲区。
Though some(representative) scholars have made great achievements in this research area from the perspectives of word formation, grammar and translation, there still remain some untouched areas.
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