Try HanyuGuide's novel active Spaced Repetition System.
Audio is licensed under Creative Commons Attribution-ShareAlike 4.0 International License, building on the work of CC-CEDICT.
Sign in to save this word to your study lists.
Io (moon of Jupiter), aka Jupiter I
Ganymede (moon of Jupiter), aka Jupiter III
Europa (moon of Jupiter), aka Jupiter II
Callisto (moon of Jupiter), aka Jupiter IV
(bound form) tree
to guard