What's the population of the world和 What about Chian,Indian and the U.S.A的翻译

What's the population of the world和 What about Chian,Indian and the U.S.A的翻译
What's the population of the world和 What about Chian,Indian and the U.S.A的翻译

What's the population of the world和 What about Chian,Indian and the U.S.A的翻译
世界人口多少?
中国,印度,美国的人口数量各是多少?

世界人口为多少，中国，印度和美国的呢

世界上有多少人口？
中国、印度和美国的呢？