It is also a waste product that would otherwise be burned, and is therefore cheap.

稻草还是一种最后要被烧掉的废弃物，因此很便宜。

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The theory is that dietary calcium binds with a waste product in the gut called oxalate.

该理论认为，在肠道中钙与饮食中称为草酸钙的多余物质结合。

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Dell first builds a mold, then fills it with cotton husks, a waste product left over from cotton gins.

戴尔首先造出一个模子，然后注入棉籽皮——轧棉机工作留下来的一种废料。

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In addition,news agencies provide updates and companies share product information through Twitter Some critics say Twitter is a waste of time that takes people's attention away from their work.

VOA: special.2009.02.06

It is believed to be the contents of animals stomachs, a waste product from meat plants.

BBC: Clubs open despite disease appeal

Alcohol would be a waste product of these replicating yeasts, but it's not the only product.

FORBES: Field of Dreamers

Those who think that poetry is a waste product of neurosis will have a lovely time.

NEWYORKER: Tom and Viv