When they do forage for food and for shelter materials, they have to leave their homes and go up on land where their main predators are.

当它们寻找食物和遮蔽物的时候，它们不得不离开家，到主要捕食者所在的陆地上去。

youdao

The city set up a central recycling center for sorting recyclable materials, food-based and waste.

这个城市建立了一个中央回收中心，对可回收材料、食品和废料进行分类。

youdao

Of the 150 million people who live across this string of islands, about 100 million depend on the mangroves and seagrass beds for food and building materials.

生活在这一串岛屿上的一亿五千万居民中，约有一亿人仰赖红树林以及长有海草的河床为他们提供食品和建筑材料。

youdao

The American-operated ship carried thousands of tons of agricultural materials for the World Food Program and other aid organizations.

VOA: special.2009.05.27

The 21 Americans in the crew were trying to deliver tons of food and other agricultural materials for the World Food Program, to be distributed among destitute Muslims in that Kenyan port city, and beyond.

CENTERFORSECURITYPOLICY: Pirates test the 'rule of law'

By and large, British savings were financing mines, railways and frontier expansion in the New World so that it could produce food for British workers and raw materials for British factories.

ECONOMIST: Business books (5)

Prof Elliot from QUB said the substitution of "low quality, low value materials for the true foodstuff has plagued food production for centuries".

BBC: Burgers