billion ↔ 亿换算表. 1 billion = 10 亿. 2 billion = 20 亿. 3 billion = 30 亿. 4 billion = 40 亿. 5 billion = 50 亿. 6 billion = 60 亿. 7 billion = 70 亿.
確定！ 回上一頁
