Quizzes for review
The probe's ion engine allowed it to gradually change its orbit with remarkable fuel efficiency.
See correct answer
The probe's ion engine allowed it to gradually change its orbit with remarkable fuel efficiency.
音声機能が動作しない場合はこちらをご確認ください
Related words
ion engine
Related Words
English - English
Word Edit Setting
- Users who have edit permission for words - All Users
- Screen new word creation
- Screen word edits
- Screen word deletion
- Screen the creation of new headword that may be duplicates
- Screen changing entry name
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
Sentence Edit Setting
- Users who have edit permission for sentences - All Users
- Screen sentence deletion
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
Quiz Edit Setting
- Users who have edit permission for quizzes - All Users
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
