求翻译：后缀属于构词法的范围。叫派生构词法，也就在一个词（称为词根）的后面加一组字母（叫后缀）从而构成一个新词。加后缀往往意思或者词性会发生变化.是什么意思？

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The suffix is a word for law. law called derivatives, and it was in word for word (known as root) the word alphabet (insert a group called the suffix) and thus constitute a coined a new term. More often than not the suffix or word meaning would change.

The suffix belongs to the word formation scope.Calls the derivation word formation, thus also on (is called stem) in a word behind adds group of letters (to call suffix) to constitute a new word.Adds the suffix often the meaning or the lexical category can change.

Suffixes fall within the scope of word-formation. Called the derived word-formation, it's in a word (called stemming) followed by a group of letters (suffix) to form a new Word. Happiness tends to change meaning or part of speech.