The olive tree has always been a valuable source of food and oil.

橄榄树一直是宝贵的食物和石油来源。

youdao

Being rich in the source of food, the province is regarded as the bread basket of the country.

该省食物来源充足，被认为是该国的粮仓。

youdao

The ants therefore cultivate these fungi in their nests, bringing them leaves to feed on, and then use them as a source of food.

"因此，蚂蚁在它们的巢中培养这些菌类，用叶子喂养它们，然后把它们当作食物来源。

youdao

This makes reefs an important source of food for millions of people around the world.

VOA: special.2010.08.10

The plant is a major source of food energy and a major food security crop.

VOA: special.2010.06.08

Briefing reporters here, State Department Spokesman Ian Kelly said the "annual exercise" in the General Assembly obscures the fact that the United States is a leading source of food and humanitarian relief aid to Cuba.

VOA: standard.2009.10.28

Dr. TILMAN: Corn is a major source of food for the U.S. and the world.

NPR: Biofuels and Food Prices

That field is their hope, their therapy and their source of food and income.

CNN: Why eastern DR Congo is 'rape capital of the world'

From now on the source of food, wealth and life itself will be information.

FORBES: What Data Science Can Do To Become A Classic