AI translator and YouTube dual subtitle plugin for language learning, featuring bilingual subtitles, reading and practice modes, ChatGPT technology, theater mode, dual subtitles, all-in-one dictionary, word highlighting, NLP word segmentation, Open AI word search, loop playback, speed control, intelligent sentence segmentation, focused playback, word and sentence collection, font adjustment, oral and listening training, fill-in-the-blank exercises, external dictionary, lifelike text to speech, shortcut keys, multiple themes, and multilingual support