有两个基本的美国品种的猫。

There are two basic American breeds of cat.

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特拉华州然而，仍然对葡萄酒质量最高的一个美国品种。

Delaware remains, however, one of the highest quality American varieties for wine.

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在有利的地点，产量可以等于或超过协和的。酸度比大多数其他美国品种低。

On favorable sites, yields can equal or surpass those of Concord. Acidity is lower than for most other American varieties.

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We call an instrument of the U.S. Treasury with a maturity less than or equal to one year--we call that a bill and they used to be the only discount bonds issued by the U.S. Government.

我们把期限小于或等于一年的,国库券品种称为短期国库券,它们曾是美国政府,唯一发行的贴现债券

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