Techniques such as Bayesian networks or neural networks use highly expressive models, which try to produce a non-biased classifier in order to "describe" a corpus of documents.
This is just an acronym that you still see and use today, though there were newer systems that are more expressive for other languages, non-romance languages.
这就是你仍在看到和使用的缩略词，尽管出现了新的语言系统，能够更好的表达其他的语言。
3
"Quote Structures" in fiction and journalistic writings are most expressive in representing the linguistic or non-linguistic properties of spoken intercourse.