在quanteda中,有没有办法在两个单词同时出现的情况下选择一个句子?我找到了将文本语料库标记化成句子的方法。使用kwic和tokens_select似乎表明他们为这两个术语实现了逻辑OR,而不是AND。字符串的示例: "biodiversity is key",
"soil carbon is biodiversity by na
A very persuasive reason for investigating the applicability of nuclear power in rockets is the
vastenergy density gain of nuclear fuel when compared to chemical combustion energy...I.e.我想用几个词解释一下在上面的文本中nuclear power是什么,所以我想在这个短语下面插入几个单词(在鼠标上说)。