The existence of long-distance dependencies in language makes parsing difficult, that is to say, words and phrases that are related to one another are not necessarily adjacent in a sentence.

语言中相联系的词和短语在一句话中未必紧接在一起，即长距离依赖结构的存在，给句法分析带来困难。

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New words, phrases and difficult sentences.

单词短语及难句讲解。

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"If the customer is not able to understand the kinds of words and phrases that Indians use, then it's very difficult for them to make a sale or to get something forward to them, " she said.

BBC: Indians learn to be Brad and Britney