- 释义：
- num. 第十三
- 例句：
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It was still producing very considerable results in the thirteenth century.
它在13世纪仍然产生非常重要的后果.
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The thirteenth-century cloisters are amongst the most beautiful in central Italy.
这些13世纪的回廊是意大利中部最美的建筑。
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For example, they don't like to live on the thirteenth floor.
例如, 他们不喜欢住在第十三层楼.
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