目前，人类6000多种口语中有许多发音相近、意义类似的名词，特别是像“妈妈”和“爸爸”这类指代亲属的词。

At present human being has many Nouns of similar pronunciation and meaning, extant in more than 6000 spoken words, particularly, the words that indicate the relatives, like 'mother' and 'father'.

youdao

目前，人类6000多种口语中有许多发音相近、意义类似的名词，特别是像“妈妈”和“爸爸”这类指代亲属的词。

At present human being has many Nouns of similar pronunciation and meaning, extant in more than 6000 spoken words, particularly, the words that indicate the relatives, like 'mother' and 'father'.

youdao