be tautological
用于描述重复陈述某事。
His explanation is tautological.
他的解释是同义反复的。
同义反复的；重言式的
赘述的；冗赘的；啰嗦的；同义反复的,或与同义反复有关的。；使用重复或冗长表达的；赘述的或迂回的。；重复的；赘述的
同义反复的,或与同义反复有关的。
Of, relating to, or using tautology.
使用重复或冗长表达的；赘述的或迂回的。
Using repetition or excessive wordiness; pleonastic or circumlocutionary.
His explanation was tautological, repeating the same idea in different words.
他的解释是同义反复的，用不同的词语重复同一个意思。
用法提示：tautological 作表语形容词，表示“同义反复的”，说明话语在重复。
The report's tautological language annoyed the readers, who wanted new facts.
报告冗赘的语言让读者感到恼火，他们想要的是新事实。
用法提示：tautological 作定语修饰 language，表示“冗赘的、啰嗦的”。
It is tautological to define a word by using the word itself.
用单词本身来定义该词是同义反复的。
用法提示：tautological 用于 it is + 形容词 + 不定式结构，表示“同义反复的”。
用于描述重复陈述某事。
His explanation is tautological.
他的解释是同义反复的。
修饰名词，表示该名词是重复的。
That is a tautological definition.
那是一个赘述的定义。
常用于表达观点。
Many people consider 'free gift' tautological.
许多人认为'免费礼物'是同义反复的。
redundant 强调不必要或多余，而 tautological 强调用不同词语重复同一意思。
pleonastic 是语言学中表示使用多余词语的术语，与 tautological 在意义上相近但更侧重形式上的冗余。
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