N an amount of a substance equal to its equivalent weight expressed in grams 克当量
At supermarkets here, a 1,000-gram bag of quinoa, just over two pounds, costs the equivalent of $4.85, compared with $1.20 for a bag of noodles the same weight and $1 for a bag of white rice.
在这儿的超市里，1000克一袋的藜麦售价要2英镑多一点，大约相当于4.85美元，对应地，同样重量的一袋面条价格是1.20美元，一袋精米价格是1美元。
Consider to make clear, if reduce shoe weight 1 gram, be equivalent to subtracting in the person's back 6 grams weight.
研究表明，若将鞋子重量减轻1克，就相当于在人的背部减去6克重量。
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