A four-syllable word with first syllable stress with that AA vowel there: caa- caa- cate- cate- categories. Categories.

四音节的单词，第音节的重音 AA 元音：caa- caa- cat- cat- categories。

You noticed I said: " category" , because I have four cate-...four, four categories on the board, here.

“种类”，因为我有四… … 黑板上列举了四类。

But the old pairing of cates ordinary English surname and her translated given name.

的配对普通的英姓氏和她翻译的名字。

A four syllable word with first syllable stress with  that AA vowel there: caa-- caa-- cate-- cate-- categories. Categories. It's a noun, groups of  people or things that are similar in some way.

四音节单词， 第音节重音带有 AA 元音：caa-- caa-- cate-- cate-- categories。类别。 它名词， 在某种度上相似的群人或事物。