As in the sea, it seems that on the land one key food chain collapsed: the one with leaves as its basic rawmaterial.
和在海洋中一样，陆地上一个关键食物链，一个以树叶为基本原料的食物链似乎也崩坏了。
2
Based on that timing, they indicate barley may have arrived in the region not as food, but as rawmaterial for beer brewing.
根据那个时间点，他们指出，大麦可能不是作为食物，而是作为啤酒酿造的原料到达那里的。
3
The average consumer in an advanced economy is effectively experiencing a decline in purchasing power over food, energy, and rawmaterial-intensive manufactures.