农场主英语说作"farmer"。

这个词来源于古英语中的"feormere"，意思是"种植者"或"提供食物者"。

例句：

The farmer tends to his crops every day.

(农场主每天照看他的庄稼。)

The farmer sells his produce at the local market.

(农场主在当地市场上销售他的产品。)

The farmer's life is hard but rewarding.

(农场主的生活虽然辛苦，但是有回报。)