The tariff act of 1857 imposed duties so low as to presage a tariff for revenue only.

1857 年的关税法征收的关税如此之低，以至于预示着仅为收入征收关税。

There was a tariff act that increased tariffs on many different products coming into the U.S. Some people think this, in fact, was one of the causes of the Great Depression.

有一项关税法案提高了进入美国的许多不同产品的关税。有些人认为这实际上是大萧条的原因之一。