看黑板上的单词。他们含有相同的元音，不是吗？

Look at this group of words on the blackboard. They have the same vowel sound, don't they?

youdao

看黑板上的单词。他们含有相同的元音，不是吗？

Look at this group of words on the blackboard. They have the same vowel sound, don't they?

youdao