中国传统社会的百姓生活与人口、耕地及粮食生产密不可分。

The livelihood of the common people in Chinese traditional agricultural society is closely related to the relation between population, land and the production of grain.

youdao

小麦、稻谷和玉米的消费增长大致与人口增长持平，只是总量发生变化而已。因此，粮食需求将在2005- 2007年生产的20亿吨基础上再增加10亿吨。

Consumption of wheat, rice and maize roughly tracks population growth but at a higher level, so demand for them will add about a billion tonnes to the 2 billion produced in 2005-07.

youdao

小麦、稻谷和玉米的消费增长大致与人口增长持平，只是总量发生变化而已。因此，粮食需求将在2005- 2007年生产的20亿吨基础上再增加10亿吨。

Consumption of wheat, rice and maize roughly tracks population growth but at a higher level, so demand for them will add about a billion tonnes to the 2 billion produced in 2005-07.

youdao