Souce of food

食物的起源

Since the introduction of agriculture，grains of cultivated crops have become the main source of man's staple¹ food.

从引进农业以来，栽培作物的谷粒成为人类基本食物的主要来源。

Farming began to take up most of man's labor and time. Cultivation² of crops was a process of man's work from sowing， applying fertilizer to harvest. It was the most important work in people's mind that could not be replaced by anything else.

农耕开始占据人类的大部分劳力和时间。农作物的耕作是从播种、施肥到收获的一系列人类劳动。它成为了人们心中不可替代的最重要的事情。

Growing crops was not the only way of obtaining food.

但是种粮食不是收获食物的唯一方式。

The ancients began expanding their sources of food at a very early time，developing farming，forestry，animal husbandry， sidelines，and fishing in line with local conditions.

人们很早就开始根据当地的条件扩展食物的来源，发展农业、林业、畜牧业、副业和渔业。