What is it that found in the every center of America and Australia?这是一个英语谜语,请知道的朋友能给予帮助,

问题描述:

What is it that found in the every center of America and Australia?
这是一个英语谜语,请知道的朋友能给予帮助,

merican and ustrali

The letter R

the letter R!