两个半世纪过去了，大多数国家都对烟酒征收了某种税。

Two and a half centuries on, most countries impose some sort of tax on alcohol and tobacco.

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然而，它们在下半世纪迅速工业化，特别是在过去二、三十年。

However, they industrialized rapidly in the second half of the century, especially in the last two or three decades.

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它（这艘船）在斯德哥尔摩港口的海底躺了将近三个半世纪，直到1956年才被发现。

For nearly three and a half centuries she lay at the bottom of Stockholm harbour until her discovery in 1956.

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