learn

Powerful and intelligent flash cards.

Live streaming tutoring for elementary and middle school students

Generate thesauruses (word book) from MKV videos so that each word has a specific context, and then memorize the words, sentences, and subtitles through the context.

Show words as Danmaku on the screen to help you memorize them.

The online live streaming tool by Youdao

Simply deliver better software training online using hurdle's digital classroom

multilingual dictionary sorted by categories to learn vocabulary progressively