把阳光产生的电力存储在电池中价格高昂而且效率低下。

Storing solar-made electricity in batteries can be expensive and inefficient.

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爱德华兹希望这种绷带会成为目前市场上同类绷带中价格低廉的替代产品。

Edwards hopes the dressing will be a cost-effective alternative to similar dressings currently available.

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XISCAN 使用路径值对（/book/price, 29） 来检查索引，并返回其中价格为 29 的文档的行 ID。

The XISCAN probes the index with the path-value pair (/book/price, 29) and returns the row IDs for documents where the price is 29.

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We went again to see what was happening in these regions when people considering the products and these prices.

我们在试验中观察的还是受试者,在衡量商品和价格时同样区域的活动。

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At the February 14th auction, Treasury bills were-- sixty-day treasury bills were sold and the auction price is given.

在2月14日的拍卖中,卖出了60天期国库券期,这里给出了拍卖价格

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And in fact we know if the price goes to 0, it's delisted from the exchange.

实际上我们知道如果价格是，它就会从交易中退出。

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