The debt has to be rolled over from time to time, which makes Portugal, like Greece, vulnerable to a sudden change in sentiment.

这些债务必须一点一点消化，这也让葡萄牙像希腊一样在市场情绪的变动下非常脆弱。

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This is crucial for tasks like sentiment detection where a negation word such as "not" flips the sentiment of a whole sentence.

这对于某些任务很重要，比如在情感检测中一个否定词(比如“not”)会反转整个句子的意义。

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Nowadays that vision sounds a bit like a dream, and it's hard to say precisely how many of his compatriots shared it for real, but I can't help recalling the sentiment.

现在，这种情景听上去像梦境一般，很难准确地说，他的同胞中有多少人真正有同样的观点，但我不禁回忆起那种厌战情绪。

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And even if your message that accompanies a link contains negative sentiment, Facebook still counts it as a Like.

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Personally, I like to use a version of the ISE Sentiment Index that excludes indexes and exchange-traded funds ( ETFs) and focuses on equities only.

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There are still some skeptics voicing their opinions, but there has been quite a change in sentiment since Christmas when headlines like these seemed to dominate the news.

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