十二亿
- 网络one billion and two hundred million
十二亿
十二亿
one billion and two hundred million
九年级英语第二十单元-免费教案 ... 1 000 000 000 十亿 one billion 1 200 000 000 十二亿 one billion and two hundred million ...
1
2
3
4
5
6
7