总统提议对环保型汽车的购买者给予一定额度的免税。
The president proposed tax credits for buying environmentally-friendly cars.
消费者手持各种不同的配给券，排着队等候购买定额发放品。
Consumers received coupons for different types of goods and stood in long lines for each rationed product.
在我们购买一件超过预定额的东西时，我们可以互相商量。
We check with each other before making any purchases over a certain predetermined amount.
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