官方名称：Paraphrasing Tool (Ad-Free and No Sign-up Required) - QuillBot AI
官方标签：paraphrasing tool, paraphrasing, paraphraser, rephrase, paraphrasing tool online free, paraphrase generator, paraphrase online, paraphrasing tool free, paraphrasing website, paraphrasing tool online, free paraphrasing
官方介绍：QuillBot's AI-powered paraphraser helps students and professionals rewrite, edit, and change the tone of their text to improve clarity and comprehension.